113233312120020 has 24 divisors (see below), whose sum is σ = 317053273936224. Its totient is φ = 30195549898656.

The previous prime is 113233312120013. The next prime is 113233312120037. The reversal of 113233312120020 is 20021213332311.

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, 943610934274 + ... + 943610934393.

It is an arithmetic number, because the mean of its divisors is an integer number (13210553080676).

Almost surely, 2^{113233312120020} is an apocalyptic number.

113233312120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113233312120020 is an abundant number, since it is smaller than the sum of its proper divisors (203819961816204).

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

113233312120020 is a wasteful number, since it uses less digits than its factorization.

113233312120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1887221868679 (or 1887221868677 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 113233312120020 its reverse (20021213332311), we get a palindrome (133254525452331).

The spelling of 113233312120020 in words is "one hundred thirteen trillion, two hundred thirty-three billion, three hundred twelve million, one hundred twenty thousand, twenty".