113121422430 has 16 divisors (see below), whose sum is σ = 271491413904. Its totient is φ = 30165712640.

The previous prime is 113121422357. The next prime is 113121422431. The reversal of 113121422430 is 34224121311.

It is a self number, because there is not a number n which added to its sum of digits gives 113121422430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121422431) 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, 1885357011 + ... + 1885357070.

It is an arithmetic number, because the mean of its divisors is an integer number (16968213369).

Almost surely, 2^113121422430 is an apocalyptic number.

113121422430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113121422430 is an abundant number, since it is smaller than the sum of its proper divisors (158369991474).

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

113121422430 is a wasteful number, since it uses less digits than its factorization.

113121422430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770714091.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 113121422430 its reverse (34224121311), we get a palindrome (147345543741).

The spelling of 113121422430 in words is "one hundred thirteen billion, one hundred twenty-one million, four hundred twenty-two thousand, four hundred thirty".