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13200211131 = 337891336189
BaseRepresentation
bin11000100101100101…
…10011110010111011
31021001221112012111120
430102302303302323
5204013223224011
610021502200323
7645053641362
oct142262636273
937057465446
1013200211131
1156641a1aa8
1226848830a3
131324a01123
148d31a47d9
15523ceda06
hex312cb3cbb

13200211131 has 16 divisors (see below), whose sum is σ = 18279079200. Its totient is φ = 8466087168.

The previous prime is 13200211127. The next prime is 13200211133. The reversal of 13200211131 is 13111200231.

It is a happy number.

It is not a de Polignac number, because 13200211131 - 22 = 13200211127 is a prime.

It is a super-2 number, since 2×132002111312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13200211131.

It is not an unprimeable number, because it can be changed into a prime (13200211133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658216 + ... + 677973.

It is an arithmetic number, because the mean of its divisors is an integer number (1142442450).

Almost surely, 213200211131 is an apocalyptic number.

13200211131 is a deficient number, since it is larger than the sum of its proper divisors (5078868069).

13200211131 is a wasteful number, since it uses less digits than its factorization.

13200211131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336318.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13200211131 its reverse (13111200231), we get a palindrome (26311411362).

The spelling of 13200211131 in words is "thirteen billion, two hundred million, two hundred eleven thousand, one hundred thirty-one".

Divisors: 1 3 37 89 111 267 3293 9879 1336189 4008567 49438993 118920821 148316979 356762463 4400070377 13200211131