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20332133212020 = 22357179270446039
BaseRepresentation
bin1001001111101111100011…
…00100111101111101110100
32122222201210022200211112120
410213313301210331331310
510131110202100241040
6111124241505315540
74165643133524160
oct447676144757564
978881708624476
1020332133212020
11652989a160103
122344606335bb0
13b46409423566
1450411ac5bca0
15253d435967d0
hex127df193df74

20332133212020 has 96 divisors (see below), whose sum is σ = 65426305996800. Its totient is φ = 4621381897344.

The previous prime is 20332133212009. The next prime is 20332133212087. The reversal of 20332133212020 is 2021233123302.

It is a super-4 number, since 4×203321332120204 (a number of 54 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135147840 + ... + 135298199.

It is an arithmetic number, because the mean of its divisors is an integer number (681524020800).

Almost surely, 220332133212020 is an apocalyptic number.

20332133212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20332133212020 is an abundant number, since it is smaller than the sum of its proper divisors (45094172784780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20332133212020 is a wasteful number, since it uses less digits than its factorization.

20332133212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270446237 (or 270446235 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 20332133212020 its reverse (2021233123302), we get a palindrome (22353366335322).

The spelling of 20332133212020 in words is "twenty trillion, three hundred thirty-two billion, one hundred thirty-three million, two hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 179 210 358 420 537 716 895 1074 1253 1790 2148 2506 2685 3580 3759 5012 5370 6265 7518 10740 12530 15036 18795 25060 37590 75180 270446039 540892078 811338117 1081784156 1352230195 1622676234 1893122273 2704460390 3245352468 3786244546 4056690585 5408920780 5679366819 7572489092 8113381170 9465611365 11358733638 16226762340 18931222730 22717467276 28396834095 37862445460 48409840981 56793668190 96819681962 113587336380 145229522943 193639363924 242049204905 290459045886 338868886867 484098409810 580918091772 677737773734 726147614715 968196819620 1016606660601 1355475547468 1452295229430 1694344434335 2033213321202 2904590458860 3388688868670 4066426642404 5083033303005 6777377737340 10166066606010 20332133212020