100122021121000 has 64 divisors (see below), whose sum is σ = 246616346808000. Its totient is φ = 37940976417600.

The previous prime is 100122021120977. The next prime is 100122021121021. The reversal of 100122021121000 is 121120221001.

It is a super-2 number, since 2×100122021121000² (a number of 29 digits) contains 22 as substring.

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, 2634771030 + ... + 2634809029.

It is an arithmetic number, because the mean of its divisors is an integer number (3853380418875).

Almost surely, 2^{100122021121000} is an apocalyptic number.

100122021121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122021121000 is an abundant number, since it is smaller than the sum of its proper divisors (146494325687000).

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

100122021121000 is a wasteful number, since it uses less digits than its factorization.

100122021121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5269580099 (or 5269580085 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100122021121000 its reverse (121120221001), we get a palindrome (100243141342001).

The spelling of 100122021121000 in words is "one hundred trillion, one hundred twenty-two billion, twenty-one million, one hundred twenty-one thousand".