13521114112 has 44 divisors (see below), whose sum is σ = 29486232576. Its totient is φ = 6145955840.

The previous prime is 13521114073. The next prime is 13521114137. The reversal of 13521114112 is 21141112531.

It is a tau number, because it is divible by the number of its divisors (44).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588928 + ... + 611455.

Almost surely, 2^13521114112 is an apocalyptic number.

It is an amenable number.

13521114112 is an abundant number, since it is smaller than the sum of its proper divisors (15965118464).

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

13521114112 is a wasteful number, since it uses less digits than its factorization.

13521114112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200414 (or 1200396 counting only the distinct ones).

The product of its digits is 240, while the sum is 22.

Adding to 13521114112 its reverse (21141112531), we get a palindrome (34662226643).

The spelling of 13521114112 in words is "thirteen billion, five hundred twenty-one million, one hundred fourteen thousand, one hundred twelve".