20122101122120 has 64 divisors (see below), whose sum is σ = 45342049536000. Its totient is φ = 8036873849088.

The previous prime is 20122101122087. The next prime is 20122101122141. The reversal of 20122101122120 is 2122110122102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625690601 + ... + 625722759.

It is an arithmetic number, because the mean of its divisors is an integer number (708469524000).

Almost surely, 2^{20122101122120} is an apocalyptic number.

20122101122120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20122101122120 is an abundant number, since it is smaller than the sum of its proper divisors (25219948413880).

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

20122101122120 is a wasteful number, since it uses less digits than its factorization.

20122101122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54942 (or 54938 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122101122120 its reverse (2122110122102), we get a palindrome (22244211244222).

The spelling of 20122101122120 in words is "twenty trillion, one hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty".