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12110233112220 = 22351711872777561
BaseRepresentation
bin1011000000111010001000…
…1001001000111010011100
31120212201121222010102000110
42300032202021020322130
53041403224134042340
641431210404130020
72356635603010305
oct260164211107234
946781558112013
1012110233112220
113949a14973641
121437064696910
1369acb42984c9
142dc1d1b237ac
15160035713680
hexb03a2248e9c

12110233112220 has 48 divisors (see below), whose sum is σ = 35903279347488. Its totient is φ = 3039431055360.

The previous prime is 12110233112167. The next prime is 12110233112249. The reversal of 12110233112220 is 2221133201121.

It is a super-2 number, since 2×121102331122202 (a number of 27 digits) contains 22 as substring.

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, 5936387761 + ... + 5936389800.

It is an arithmetic number, because the mean of its divisors is an integer number (747984986406).

Almost surely, 212110233112220 is an apocalyptic number.

12110233112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110233112220 is an abundant number, since it is smaller than the sum of its proper divisors (23793046235268).

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

12110233112220 is a wasteful number, since it uses less digits than its factorization.

12110233112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11872777590 (or 11872777588 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12110233112220 its reverse (2221133201121), we get a palindrome (14331366313341).

The spelling of 12110233112220 in words is "twelve trillion, one hundred ten billion, two hundred thirty-three million, one hundred twelve thousand, two hundred 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 11872777561 23745555122 35618332683 47491110244 59363887805 71236665366 118727775610 142473330732 178091663415 201837218537 237455551220 356183326830 403674437074 605511655611 712366653660 807348874148 1009186092685 1211023311222 2018372185370 2422046622444 3027558278055 4036744370740 6055116556110 12110233112220