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12101312013232 = 2413212343362581
BaseRepresentation
bin1011000000011000111001…
…1001110110001110110000
31120211212121020111121211211
42300012032121312032300
53041231441333410412
641423133242045504
72356201535634331
oct260061631661660
946755536447754
1012101312013232
113946157172962
121435394aa9894
1369a1c1c82300
142db9c6daa288
1515ebb241eca7
hexb018e6763b0

12101312013232 has 60 divisors (see below), whose sum is σ = 25390715355984. Its totient is φ = 5584753025280.

The previous prime is 12101312013187. The next prime is 12101312013293. The reversal of 12101312013232 is 23231021310121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33194182 + ... + 33556762.

Almost surely, 212101312013232 is an apocalyptic number.

It is an amenable number.

12101312013232 is an abundant number, since it is smaller than the sum of its proper divisors (13289403342752).

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

12101312013232 is a wasteful number, since it uses less digits than its factorization.

12101312013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374958 (or 374939 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12101312013232 its reverse (23231021310121), we get a palindrome (35332333323353).

The spelling of 12101312013232 in words is "twelve trillion, one hundred one billion, three hundred twelve million, thirteen thousand, two hundred thirty-two".

Divisors: 1 2 4 8 13 16 26 52 104 169 208 338 676 1352 2704 12343 24686 49372 98744 160459 197488 320918 362581 641836 725162 1283672 1450324 2085967 2567344 2900648 4171934 4713553 5801296 8343868 9427106 16687736 18854212 33375472 37708424 61276189 75416848 122552378 245104756 490209512 980419024 4475337283 8950674566 17901349132 35802698264 58179384679 71605396528 116358769358 232717538716 465435077432 756332000827 930870154864 1512664001654 3025328003308 6050656006616 12101312013232