2100122112102 has 32 divisors (see below), whose sum is σ = 4828026408192. Its totient is φ = 596566477344.

The previous prime is 2100122112043. The next prime is 2100122112133. The reversal of 2100122112102 is 2012112210012.

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, 144509808 + ... + 144524339.

It is an arithmetic number, because the mean of its divisors is an integer number (150875825256).

Almost surely, 2^{2100122112102} is an apocalyptic number.

2100122112102 is an abundant number, since it is smaller than the sum of its proper divisors (2727904296090).

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

2100122112102 is a wasteful number, since it uses less digits than its factorization.

2100122112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289034332.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2100122112102 its reverse (2012112210012), we get a palindrome (4112234322114).

The spelling of 2100122112102 in words is "two trillion, one hundred billion, one hundred twenty-two million, one hundred twelve thousand, one hundred two".