113331112222020 has 384 divisors, whose sum is σ = 423048444198912. Its totient is φ = 21944620032000.

The previous prime is 113331112222019. The next prime is 113331112222117. The reversal of 113331112222020 is 20222211133311.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 789109 + ... + 15075971.

It is an arithmetic number, because the mean of its divisors is an integer number (1101688656768).

Almost surely, 2^{113331112222020} is an apocalyptic number.

113331112222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113331112222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211524222099456).

113331112222020 is an abundant number, since it is smaller than the sum of its proper divisors (309717331976892).

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

113331112222020 is a wasteful number, since it uses less digits than its factorization.

113331112222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14287011 (or 14287009 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 113331112222020 its reverse (20222211133311), we get a palindrome (133553323355331).

It can be divided in two parts, 1133311 and 12222020, that added together give a palindrome (13355331).

The spelling of 113331112222020 in words is "one hundred thirteen trillion, three hundred thirty-one billion, one hundred twelve million, two hundred twenty-two thousand, twenty".