113421423144 has 64 divisors (see below), whose sum is σ = 286224998400. Its totient is φ = 37451865024.

The previous prime is 113421423131. The next prime is 113421423151. The reversal of 113421423144 is 441324124311.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980399 + ... + 2036865.

It is an arithmetic number, because the mean of its divisors is an integer number (4472265600).

Almost surely, 2^113421423144 is an apocalyptic number.

It is an amenable number.

113421423144 is an abundant number, since it is smaller than the sum of its proper divisors (172803575256).

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

113421423144 is a wasteful number, since it uses less digits than its factorization.

113421423144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57262 (or 57258 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

Adding to 113421423144 its reverse (441324124311), we get a palindrome (554745547455).

The spelling of 113421423144 in words is "one hundred thirteen billion, four hundred twenty-one million, four hundred twenty-three thousand, one hundred forty-four".