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20301110032020 = 22351742534679767
BaseRepresentation
bin1001001110110101110000…
…11100111011011010010100
32122212202201021010000001220
410213122320130323122110
510130103133132011040
6111102111243050340
74163464301042226
oct447327034733224
978782637100056
1020301110032020
11651771a400874
12233a5a88109b0
13b4350409660c
14502816990416
15253129c0d2d0
hex1276b873b694

20301110032020 has 96 divisors (see below), whose sum is σ = 60200984809728. Its totient is φ = 5093981448192.

The previous prime is 20301110032013. The next prime is 20301110032051. The reversal of 20301110032020 is 2023001110302.

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

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, 1998177 + ... + 6677943.

It is an arithmetic number, because the mean of its divisors is an integer number (627093591768).

Almost surely, 220301110032020 is an apocalyptic number.

20301110032020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20301110032020 is an abundant number, since it is smaller than the sum of its proper divisors (39899874777708).

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

20301110032020 is a wasteful number, since it uses less digits than its factorization.

20301110032020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4684049 (or 4684047 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20301110032020 its reverse (2023001110302), we get a palindrome (22324111142322).

The spelling of 20301110032020 in words is "twenty trillion, three hundred one billion, one hundred ten million, thirty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 4253 8506 12759 17012 21265 25518 42530 51036 63795 72301 85060 127590 144602 216903 255180 289204 361505 433806 723010 867612 1084515 1446020 2169030 4338060 4679767 9359534 14039301 18719068 23398835 28078602 46797670 56157204 70196505 79556039 93595340 140393010 159112078 238668117 280786020 318224156 397780195 477336234 795560390 954672468 1193340585 1591120780 2386681170 4773362340 19903049051 39806098102 59709147153 79612196204 99515245255 119418294306 199030490510 238836588612 298545735765 338351833867 398060981020 597091471530 676703667734 1015055501601 1194182943060 1353407335468 1691759169335 2030111003202 3383518338670 4060222006404 5075277508005 6767036677340 10150555016010 20301110032020