113520551412 has 24 divisors (see below), whose sum is σ = 266136654112. Its totient is φ = 37660845600.

The previous prime is 113520551393. The next prime is 113520551429. The reversal of 113520551412 is 214155025311.

It is a self number, because there is not a number n which added to its sum of digits gives 113520551412.

It is a congruent number.

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, 22414639 + ... + 22419702.

Almost surely, 2^113520551412 is an apocalyptic number.

113520551412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113520551412 is an abundant number, since it is smaller than the sum of its proper divisors (152616102700).

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

113520551412 is a wasteful number, since it uses less digits than its factorization.

113520551412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44834559 (or 44834557 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 113520551412 its reverse (214155025311), we get a palindrome (327675576723).

The spelling of 113520551412 in words is "one hundred thirteen billion, five hundred twenty million, five hundred fifty-one thousand, four hundred twelve".