2203031100120 has 128 divisors (see below), whose sum is σ = 6626637743040. Its totient is φ = 585916416000.

The previous prime is 2203031100119. The next prime is 2203031100131. The reversal of 2203031100120 is 210011303022.

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 2203031100120.

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, 207886662 + ... + 207897258.

Almost surely, 2^{2203031100120} is an apocalyptic number.

2203031100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203031100120 is an abundant number, since it is smaller than the sum of its proper divisors (4423606642920).

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

2203031100120 is a wasteful number, since it uses less digits than its factorization.

2203031100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15045 (or 15041 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 2203031100120 its reverse (210011303022), we get a palindrome (2413042403142).

The spelling of 2203031100120 in words is "two trillion, two hundred three billion, thirty-one million, one hundred thousand, one hundred twenty".