2102200110120 has 64 divisors (see below), whose sum is σ = 6879927637440. Its totient is φ = 509624268800.

The previous prime is 2102200110091. The next prime is 2102200110161. The reversal of 2102200110120 is 210110022012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2102200110096 and 2102200110105.

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, 796286601 + ... + 796289240.

It is an arithmetic number, because the mean of its divisors is an integer number (107498869335).

Almost surely, 2^{2102200110120} is an apocalyptic number.

2102200110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102200110120 is an abundant number, since it is smaller than the sum of its proper divisors (4777727527320).

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

2102200110120 is a wasteful number, since it uses less digits than its factorization.

2102200110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592575866 (or 1592575862 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102200110120 its reverse (210110022012), we get a palindrome (2312310132132).

The spelling of 2102200110120 in words is "two trillion, one hundred two billion, two hundred million, one hundred ten thousand, one hundred twenty".