13022030312 has 32 divisors (see below), whose sum is σ = 25490025000. Its totient is φ = 6228811008.

The previous prime is 13022030239. The next prime is 13022030353. The reversal of 13022030312 is 21303022031.

It can be written as a sum of positive squares in 4 ways, for example, as 12207156196 + 814874116 = 110486^2 + 28546^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232187 + ... + 282762.

Almost surely, 2^13022030312 is an apocalyptic number.

It is an amenable number.

13022030312 is a deficient number, since it is larger than the sum of its proper divisors (12467994688).

13022030312 is a wasteful number, since it uses less digits than its factorization.

13022030312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515093 (or 515089 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13022030312 its reverse (21303022031), we get a palindrome (34325052343).

The spelling of 13022030312 in words is "thirteen billion, twenty-two million, thirty thousand, three hundred twelve".