120021313212300 has 144 divisors (see below), whose sum is σ = 369307036864640. Its totient is φ = 30008584304640.

The previous prime is 120021313212253. The next prime is 120021313212377. The reversal of 120021313212300 is 3212313120021.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107985094 + ... + 109090893.

Almost surely, 2^{120021313212300} is an apocalyptic number.

120021313212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120021313212300 is an abundant number, since it is smaller than the sum of its proper divisors (249285723652340).

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

120021313212300 is a wasteful number, since it uses less digits than its factorization.

120021313212300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217076120 (or 217076113 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 120021313212300 its reverse (3212313120021), we get a palindrome (123233626332321).

The spelling of 120021313212300 in words is "one hundred twenty trillion, twenty-one billion, three hundred thirteen million, two hundred twelve thousand, three hundred".