113421403312 has 40 divisors (see below), whose sum is σ = 251255347200. Its totient is φ = 48588278592.

The previous prime is 113421403307. The next prime is 113421403313. The reversal of 113421403312 is 213304124311.

It is not an unprimeable number, because it can be changed into a prime (113421403313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45489 + ... + 478447.

It is an arithmetic number, because the mean of its divisors is an integer number (6281383680).

Almost surely, 2^113421403312 is an apocalyptic number.

It is an amenable number.

113421403312 is an abundant number, since it is smaller than the sum of its proper divisors (137833943888).

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

113421403312 is a wasteful number, since it uses less digits than its factorization.

113421403312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435313 (or 435307 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 113421403312 its reverse (213304124311), we get a palindrome (326725527623).

The spelling of 113421403312 in words is "one hundred thirteen billion, four hundred twenty-one million, four hundred three thousand, three hundred twelve".