113440343421020 has 96 divisors (see below), whose sum is σ = 312639415441920. Its totient is φ = 33497080208640.

The previous prime is 113440343420981. The next prime is 113440343421059. The reversal of 113440343421020 is 20124343044311.

It is an interprime number because it is at equal distance from previous prime (113440343420981) and next prime (113440343421059).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1938459179 + ... + 1938517698.

It is an arithmetic number, because the mean of its divisors is an integer number (3256660577520).

Almost surely, 2^{113440343421020} is an apocalyptic number.

113440343421020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113440343421020 is an abundant number, since it is smaller than the sum of its proper divisors (199199072020900).

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

113440343421020 is a wasteful number, since it uses less digits than its factorization.

113440343421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876976923 (or 3876976921 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 113440343421020 its reverse (20124343044311), we get a palindrome (133564686465331).

The spelling of 113440343421020 in words is "one hundred thirteen trillion, four hundred forty billion, three hundred forty-three million, four hundred twenty-one thousand, twenty".