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13010323131212 = 22113943421717783
BaseRepresentation
bin1011110101010011001110…
…1100000100101101001100
31201001202220210021221002112
42331110303230010231030
53201130120210144322
643400505425043152
72511651635643011
oct275246354045514
951052823257075
1013010323131212
114166713257aa0
1215615a2a864b8
13734b395b2094
1432d9bb05d708
15178665ac25e2
hexbd533b04b4c

13010323131212 has 48 divisors (see below), whose sum is σ = 24851477693952. Its totient is φ = 5910549022080.

The previous prime is 13010323131191. The next prime is 13010323131259. The reversal of 13010323131212 is 21213132301031.

13010323131212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 731606873 + ... + 731624655.

It is an arithmetic number, because the mean of its divisors is an integer number (517739118624).

Almost surely, 213010323131212 is an apocalyptic number.

It is an amenable number.

13010323131212 is a deficient number, since it is larger than the sum of its proper divisors (11841154562740).

13010323131212 is a wasteful number, since it uses less digits than its factorization.

13010323131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25958 (or 25956 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13010323131212 its reverse (21213132301031), we get a palindrome (34223455432243).

The spelling of 13010323131212 in words is "thirteen trillion, ten billion, three hundred twenty-three million, one hundred thirty-one thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 3943 4217 7886 8434 15772 16868 17783 35566 43373 46387 71132 86746 92774 173492 185548 195613 391226 782452 16627631 33255262 66510524 70118369 74990911 140236738 149981822 182903941 280473476 299963644 365807882 731615764 771302059 824900021 1542604118 1649800042 3085208236 3299600084 295689162073 591378324146 1182756648292 3252580782803 6505161565606 13010323131212