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13221002323 = 176118017079
BaseRepresentation
bin11000101000000100…
…00111110001010011
31021010101122111122201
430110002013301103
5204034034033243
610023523544031
7645425444164
oct142402076123
937111574581
1013221002323
115674a02801
12268b82b017
1313291006c9
148d5c5776b
15525a5904d
hex314087c53

13221002323 has 16 divisors (see below), whose sum is σ = 14238106560. Its totient is φ = 12230784000.

The previous prime is 13221002317. The next prime is 13221002329. The reversal of 13221002323 is 32320012231.

Adding to 13221002323 its reverse (32320012231), we get a palindrome (45541014554).

It is an interprime number because it is at equal distance from previous prime (13221002317) and next prime (13221002329).

It is a cyclic number.

It is not a de Polignac number, because 13221002323 - 213 = 13220994131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13221002323.

It is not an unprimeable number, because it can be changed into a prime (13221002329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1864098 + ... + 1871176.

It is an arithmetic number, because the mean of its divisors is an integer number (889881660).

Almost surely, 213221002323 is an apocalyptic number.

13221002323 is a deficient number, since it is larger than the sum of its proper divisors (1017104237).

13221002323 is a wasteful number, since it uses less digits than its factorization.

13221002323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958.

The product of its (nonzero) digits is 432, while the sum is 19.

The spelling of 13221002323 in words is "thirteen billion, two hundred twenty-one million, two thousand, three hundred twenty-three".

Divisors: 1 17 61 1037 1801 7079 30617 109861 120343 431819 1867637 7340923 12749279 216737743 777706019 13221002323