113000421020 has 24 divisors (see below), whose sum is σ = 249790405200. Its totient is φ = 42821212032.

The previous prime is 113000420957. The next prime is 113000421049. The reversal of 113000421020 is 20124000311.

It is a junction number, because it is equal to n+sod(n) for n = 113000420986 and 113000421004.

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, 148684385 + ... + 148685144.

It is an arithmetic number, because the mean of its divisors is an integer number (10407933550).

Almost surely, 2^113000421020 is an apocalyptic number.

113000421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113000421020 is an abundant number, since it is smaller than the sum of its proper divisors (136789984180).

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

113000421020 is a wasteful number, since it uses less digits than its factorization.

113000421020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297369557 (or 297369555 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 113000421020 its reverse (20124000311), we get a palindrome (133124421331).

The spelling of 113000421020 in words is "one hundred thirteen billion, four hundred twenty-one thousand, twenty".