202120110332120 has 32 divisors (see below), whose sum is σ = 455663706541200. Its totient is φ = 80689207102848.

The previous prime is 202120110332111. The next prime is 202120110332171. The reversal of 202120110332120 is 21233011021202.

202120110332120 is digitally balanced in base 2, 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 (20).

It is a junction number, because it is equal to n+sod(n) for n = 202120110332092 and 202120110332101.

It is a congruent number.

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, 4963636574 + ... + 4963677293.

Almost surely, 2^{202120110332120} is an apocalyptic number.

202120110332120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202120110332120 is an abundant number, since it is smaller than the sum of its proper divisors (253543596209080).

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

202120110332120 is a wasteful number, since it uses less digits than its factorization.

202120110332120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9927314387 (or 9927314383 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 202120110332120 its reverse (21233011021202), we get a palindrome (223353121353322).

The spelling of 202120110332120 in words is "two hundred two trillion, one hundred twenty billion, one hundred ten million, three hundred thirty-two thousand, one hundred twenty".