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2020120112120 = 235118875176079
BaseRepresentation
bin11101011001011000100…
…010101010101111111000
321011010021122101110001212
4131121120202222233320
5231044201222041440
64144010320502252
7265643313431045
oct35313042525770
97133248343055
102020120112120
11709801158920
1228761a17a988
1311865baa4c66
146dabaac01cc
1537834572465
hex1d6588aabf8

2020120112120 has 64 divisors (see below), whose sum is σ = 4964067763200. Its totient is φ = 733760817280.

The previous prime is 2020120112111. The next prime is 2020120112137. The reversal of 2020120112120 is 212110210202.

It is a junction number, because it is equal to n+sod(n) for n = 2020120112095 and 2020120112104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2197760 + ... + 2978319.

It is an arithmetic number, because the mean of its divisors is an integer number (77563558800).

Almost surely, 22020120112120 is an apocalyptic number.

2020120112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020120112120 is an abundant number, since it is smaller than the sum of its proper divisors (2943947651080).

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

2020120112120 is a wasteful number, since it uses less digits than its factorization.

2020120112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5176988 (or 5176984 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2020120112120 its reverse (212110210202), we get a palindrome (2232230322322).

The spelling of 2020120112120 in words is "two trillion, twenty billion, one hundred twenty million, one hundred twelve thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 887 1774 3548 4435 7096 8870 9757 17740 19514 35480 39028 48785 78056 97570 195140 390280 5176079 10352158 20704316 25880395 41408632 51760790 56936869 103521580 113873738 207043160 227747476 284684345 455494952 569368690 1138737380 2277474760 4591182073 9182364146 18364728292 22955910365 36729456584 45911820730 50503002803 91823641460 101006005606 183647282920 202012011212 252515014015 404024022424 505030028030 1010060056060 2020120112120