100220121102120 has 32 divisors (see below), whose sum is σ = 300660363306720. Its totient is φ = 26725365627200.

The previous prime is 100220121102113. The next prime is 100220121102149. The reversal of 100220121102120 is 21201121022001.

100220121102120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 100220121102120.

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, 417583837806 + ... + 417583838045.

It is an arithmetic number, because the mean of its divisors is an integer number (9395636353335).

Almost surely, 2^{100220121102120} is an apocalyptic number.

100220121102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100220121102120 is an abundant number, since it is smaller than the sum of its proper divisors (200440242204600).

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

100220121102120 is a wasteful number, since it uses less digits than its factorization.

100220121102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835167675865 (or 835167675861 counting only the distinct ones).

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

Adding to 100220121102120 its reverse (21201121022001), we get a palindrome (121421242124121).

The spelling of 100220121102120 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty-one million, one hundred two thousand, one hundred twenty".