120021020211100 has 18 divisors (see below), whose sum is σ = 260445613858304. Its totient is φ = 48008408084400.

The previous prime is 120021020211073. The next prime is 120021020211137. The reversal of 120021020211100 is 1112020120021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 600105100956 + ... + 600105101155.

Almost surely, 2^{120021020211100} is an apocalyptic number.

120021020211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021020211100 is an abundant number, since it is smaller than the sum of its proper divisors (140424593647204).

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

120021020211100 is a wasteful number, since it uses less digits than its factorization.

120021020211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200210202125 (or 1200210202118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120021020211100 its reverse (1112020120021), we get a palindrome (121133040331121).

The spelling of 120021020211100 in words is "one hundred twenty trillion, twenty-one billion, twenty million, two hundred eleven thousand, one hundred".