10001122010120 has 32 divisors (see below), whose sum is σ = 22522075038720. Its totient is φ = 3996973156800.

The previous prime is 10001122010069. The next prime is 10001122010183. The reversal of 10001122010120 is 2101022110001.

It is a super-2 number, since 2×10001122010120² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108567362 + ... + 108659441.

It is an arithmetic number, because the mean of its divisors is an integer number (703814844960).

Almost surely, 2^{10001122010120} is an apocalyptic number.

10001122010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001122010120 is an abundant number, since it is smaller than the sum of its proper divisors (12520953028600).

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

10001122010120 is a wasteful number, since it uses less digits than its factorization.

10001122010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217227965 (or 217227961 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10001122010120 its reverse (2101022110001), we get a palindrome (12102144120121).

The spelling of 10001122010120 in words is "ten trillion, one billion, one hundred twenty-two million, ten thousand, one hundred twenty".