200120202112120 has 64 divisors (see below), whose sum is σ = 469955541565440. Its totient is φ = 76622185036800.

The previous prime is 200120202112081. The next prime is 200120202112133. The reversal of 200120202112120 is 21211202021002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200120202112094 and 200120202112103.

It is a congruent number.

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, 1151087736 + ... + 1151261575.

It is an arithmetic number, because the mean of its divisors is an integer number (7343055336960).

Almost surely, 2^{200120202112120} is an apocalyptic number.

200120202112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200120202112120 is an abundant number, since it is smaller than the sum of its proper divisors (269835339453320).

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

200120202112120 is a wasteful number, since it uses less digits than its factorization.

200120202112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302349416 (or 2302349412 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200120202112120 its reverse (21211202021002), we get a palindrome (221331404133122).

The spelling of 200120202112120 in words is "two hundred trillion, one hundred twenty billion, two hundred two million, one hundred twelve thousand, one hundred twenty".