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120201101120220 = 22354547440587571
BaseRepresentation
bin11011010101001001111111…
…111011110001001011011100
3120202121010001102000102102020
4123111021333323301023130
5111223333323341321340
61103351342403500140
734214146224411201
oct3325117773611334
9522533042012366
10120201101120220
1135333000a4531a
1211593941687650
13520bbb88cc673
142197a9b4a1ca8
15dd6a8e5d29d0
hex6d527fef12dc

120201101120220 has 48 divisors (see below), whose sum is σ = 336637102612608. Its totient is φ = 32046577491520.

The previous prime is 120201101120197. The next prime is 120201101120231. The reversal of 120201101120220 is 22021101102021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120201101120220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220020966 + ... + 220566605.

It is an arithmetic number, because the mean of its divisors is an integer number (7013272971096).

Almost surely, 2120201101120220 is an apocalyptic number.

120201101120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201101120220 is an abundant number, since it is smaller than the sum of its proper divisors (216436001492388).

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

120201101120220 is a wasteful number, since it uses less digits than its factorization.

120201101120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440592130 (or 440592128 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120201101120220 its reverse (22021101102021), we get a palindrome (142222202222241).

The spelling of 120201101120220 in words is "one hundred twenty trillion, two hundred one billion, one hundred one million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 4547 9094 13641 18188 22735 27282 45470 54564 68205 90940 136410 272820 440587571 881175142 1321762713 1762350284 2202937855 2643525426 4405875710 5287050852 6608813565 8811751420 13217627130 26435254260 2003351685337 4006703370674 6010055056011 8013406741348 10016758426685 12020110112022 20033516853370 24040220224044 30050275280055 40067033706740 60100550560110 120201101120220