100122101202120 has 128 divisors (see below), whose sum is σ = 300782598359040. Its totient is φ = 26662245949440.

The previous prime is 100122101202119. The next prime is 100122101202187. The reversal of 100122101202120 is 21202101221001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100122101202120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281703244 + ... + 282058436.

It is an arithmetic number, because the mean of its divisors is an integer number (2349864049680).

Almost surely, 2^{100122101202120} is an apocalyptic number.

100122101202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122101202120 is an abundant number, since it is smaller than the sum of its proper divisors (200660497156920).

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

100122101202120 is a wasteful number, since it uses less digits than its factorization.

100122101202120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358455 (or 358451 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100122101202120 its reverse (21202101221001), we get a palindrome (121324202423121).

The spelling of 100122101202120 in words is "one hundred trillion, one hundred twenty-two billion, one hundred one million, two hundred two thousand, one hundred twenty".