120021121092 has 24 divisors (see below), whose sum is σ = 289706155200. Its totient is φ = 38627487136.

The previous prime is 120021121067. The next prime is 120021121111. The reversal of 120021121092 is 290121120021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172443792 + ... + 172444487.

It is an arithmetic number, because the mean of its divisors is an integer number (12071089800).

Almost surely, 2^120021121092 is an apocalyptic number.

120021121092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120021121092 is an abundant number, since it is smaller than the sum of its proper divisors (169685034108).

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

120021121092 is a wasteful number, since it uses less digits than its factorization.

120021121092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344888315 (or 344888313 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 120021121092 in words is "one hundred twenty billion, twenty-one million, one hundred twenty-one thousand, ninety-two".