120001310023020 has 96 divisors (see below), whose sum is σ = 341549934259968. Its totient is φ = 31475530405632.

The previous prime is 120001310023019. The next prime is 120001310023031. The reversal of 120001310023020 is 20320013100021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51945859 + ... + 54206778.

It is an arithmetic number, because the mean of its divisors is an integer number (3557811815208).

Almost surely, 2^{120001310023020} is an apocalyptic number.

120001310023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001310023020 is an abundant number, since it is smaller than the sum of its proper divisors (221548624236948).

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

120001310023020 is a wasteful number, since it uses less digits than its factorization.

120001310023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106152959 (or 106152957 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 120001310023020 its reverse (20320013100021), we get a palindrome (140321323123041).

The spelling of 120001310023020 in words is "one hundred twenty trillion, one billion, three hundred ten million, twenty-three thousand, twenty".