113432121323020 has 24 divisors (see below), whose sum is σ = 250744689241200. Its totient is φ = 42984803869632.

The previous prime is 113432121322979. The next prime is 113432121323041. The reversal of 113432121323020 is 20323121234311.

It is a super-2 number, since 2×113432121323020² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113432121323020.

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, 149252790835 + ... + 149252791594.

It is an arithmetic number, because the mean of its divisors is an integer number (10447695385050).

Almost surely, 2^{113432121323020} is an apocalyptic number.

113432121323020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113432121323020 is an abundant number, since it is smaller than the sum of its proper divisors (137312567918180).

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

113432121323020 is a wasteful number, since it uses less digits than its factorization.

113432121323020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298505582457 (or 298505582455 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 113432121323020 its reverse (20323121234311), we get a palindrome (133755242557331).

The spelling of 113432121323020 in words is "one hundred thirteen trillion, four hundred thirty-two billion, one hundred twenty-one million, three hundred twenty-three thousand, twenty".