120000120020 has 24 divisors (see below), whose sum is σ = 274909366368. Its totient is φ = 43636407200.

The previous prime is 120000120007. The next prime is 120000120061. The reversal of 120000120020 is 20021000021.

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, 272727326 + ... + 272727765.

It is an arithmetic number, because the mean of its divisors is an integer number (11454556932).

Almost surely, 2^120000120020 is an apocalyptic number.

120000120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120000120020 is an abundant number, since it is smaller than the sum of its proper divisors (154909246348).

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

120000120020 is a wasteful number, since it uses less digits than its factorization.

120000120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545455111 (or 545455109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 120000120020 its reverse (20021000021), we get a palindrome (140021120041).

The spelling of 120000120020 in words is "one hundred twenty billion, one hundred twenty thousand, twenty".