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13023331122 = 232919174357
BaseRepresentation
bin11000010000100000…
…00100001100110010
31020121121200202202010
430020100010030302
5203132433043442
65552143103350
7640505326254
oct141020041462
936547622663
1013023331122
11558337047a
1226355a1b56
1312c71803b9
148b78bdcd4
1551350eb9c
hex308404332

13023331122 has 16 divisors (see below), whose sum is σ = 26047904832. Its totient is φ = 4340903280.

The previous prime is 13023331099. The next prime is 13023331127. The reversal of 13023331122 is 22113332031.

It is not an unprimeable number, because it can be changed into a prime (13023331127) 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, 137968 + ... + 212324.

It is an arithmetic number, because the mean of its divisors is an integer number (1627994052).

Almost surely, 213023331122 is an apocalyptic number.

13023331122 is an abundant number, since it is smaller than the sum of its proper divisors (13024573710).

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

13023331122 is a wasteful number, since it uses less digits than its factorization.

13023331122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103553.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13023331122 its reverse (22113332031), we get a palindrome (35136663153).

Subtracting 13023331122 from its reverse (22113332031), we obtain a palindrome (9090000909).

The spelling of 13023331122 in words is "thirteen billion, twenty-three million, three hundred thirty-one thousand, one hundred twenty-two".

Divisors: 1 2 3 6 29191 58382 74357 87573 148714 175146 223071 446142 2170555187 4341110374 6511665561 13023331122