13021151512 has 32 divisors (see below), whose sum is σ = 24902348400. Its totient is φ = 6380792704.

The previous prime is 13021151491. The next prime is 13021151543. The reversal of 13021151512 is 21515112031.

It is a super-2 number, since 2×13021151512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385314 + ... + 417742.

Almost surely, 2^13021151512 is an apocalyptic number.

It is an amenable number.

13021151512 is a deficient number, since it is larger than the sum of its proper divisors (11881196888).

13021151512 is a wasteful number, since it uses less digits than its factorization.

13021151512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33435 (or 33431 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 13021151512 its reverse (21515112031), we get a palindrome (34536263543).

The spelling of 13021151512 in words is "thirteen billion, twenty-one million, one hundred fifty-one thousand, five hundred twelve".