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13031010222 = 236163352399
BaseRepresentation
bin11000010001011010…
…10110111110101110
31020122011010220111020
430020231112332232
5203141414311342
65553015435010
7640630521306
oct141055267656
936564126436
1013031010222
11558773593a
122638085a66
1312c893b749
148b891c606
1551402a0ec
hex308b56fae

13031010222 has 16 divisors (see below), whose sum is σ = 26066323200. Its totient is φ = 4342952952.

The previous prime is 13031010211. The next prime is 13031010227. The reversal of 13031010222 is 22201013031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031010227) 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 7 ways as a sum of consecutive naturals, for example, 139222 + ... + 213177.

It is an arithmetic number, because the mean of its divisors is an integer number (1629145200).

Almost surely, 213031010222 is an apocalyptic number.

13031010222 is an abundant number, since it is smaller than the sum of its proper divisors (13035312978).

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

13031010222 is a wasteful number, since it uses less digits than its factorization.

13031010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358567.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13031010222 its reverse (22201013031), we get a palindrome (35232023253).

The spelling of 13031010222 in words is "thirteen billion, thirty-one million, ten thousand, two hundred twenty-two".

Divisors: 1 2 3 6 6163 12326 18489 36978 352399 704798 1057197 2114394 2171835037 4343670074 6515505111 13031010222