13251521022 has 8 divisors (see below), whose sum is σ = 26503042056. Its totient is φ = 4417173672.

The previous prime is 13251521021. The next prime is 13251521033. The reversal of 13251521022 is 22012515231.

It is a sphenic number, since it is the product of 3 distinct primes.

13251521022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 13251520983 and 13251521001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13251521021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104293413 + ... + 1104293424.

It is an arithmetic number, because the mean of its divisors is an integer number (3312880257).

Almost surely, 2^13251521022 is an apocalyptic number.

13251521022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13251521022 is a wasteful number, since it uses less digits than its factorization.

13251521022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208586842.

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 13251521022 in words is "thirteen billion, two hundred fifty-one million, five hundred twenty-one thousand, twenty-two".