120201022099980 has 36 divisors (see below), whose sum is σ = 364609767037152. Its totient is φ = 32053605893280.

The previous prime is 120201022099979. The next prime is 120201022100023. The reversal of 120201022099980 is 89990220102021.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

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 11 ways as a sum of consecutive naturals, for example, 333891727876 + ... + 333891728235.

Almost surely, 2^{120201022099980} is an apocalyptic number.

120201022099980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120201022099980 is an abundant number, since it is smaller than the sum of its proper divisors (244408744937172).

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

120201022099980 is a wasteful number, since it uses less digits than its factorization.

120201022099980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667783456126 (or 667783456121 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 120201022099980 in words is "one hundred twenty trillion, two hundred one billion, twenty-two million, ninety-nine thousand, nine hundred eighty".