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13012331201 = 199643101693
BaseRepresentation
bin11000001111001100…
…00110101011000001
31020120211222220200122
430013212012223001
5203122124044301
65551111230025
7640312663442
oct140746065301
936524886618
1013012331201
115578138031
122631978315
1312c4acb67c
148b62592c9
1551258a81b
hex307986ac1

13012331201 has 8 divisors (see below), whose sum is σ = 13098187200. Its totient is φ = 12926680272.

The previous prime is 13012331197. The next prime is 13012331209. The reversal of 13012331201 is 10213321031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13012331201 - 22 = 13012331197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13012331201.

It is not an unprimeable number, because it can be changed into a prime (13012331209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77111 + ... + 178803.

It is an arithmetic number, because the mean of its divisors is an integer number (1637273400).

Almost surely, 213012331201 is an apocalyptic number.

It is an amenable number.

13012331201 is a deficient number, since it is larger than the sum of its proper divisors (85855999).

13012331201 is a wasteful number, since it uses less digits than its factorization.

13012331201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102535.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13012331201 its reverse (10213321031), we get a palindrome (23225652232).

The spelling of 13012331201 in words is "thirteen billion, twelve million, three hundred thirty-one thousand, two hundred one".

Divisors: 1 199 643 101693 127957 20236907 65388599 13012331201