120121110102 has 64 divisors (see below), whose sum is σ = 276232320000. Its totient is φ = 34111808640.

The previous prime is 120121110073. The next prime is 120121110119. The reversal of 120121110102 is 201011121021.

It is a congruent number.

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, 19374399 + ... + 19380597.

It is an arithmetic number, because the mean of its divisors is an integer number (4316130000).

Almost surely, 2^120121110102 is an apocalyptic number.

120121110102 is an abundant number, since it is smaller than the sum of its proper divisors (156111209898).

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

120121110102 is a wasteful number, since it uses less digits than its factorization.

120121110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8941.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120121110102 its reverse (201011121021), we get a palindrome (321132231123).

The spelling of 120121110102 in words is "one hundred twenty billion, one hundred twenty-one million, one hundred ten thousand, one hundred two".