2100120110212 has 12 divisors (see below), whose sum is σ = 3693678587200. Its totient is φ = 1044783371016.

The previous prime is 2100120110203. The next prime is 2100120110227. The reversal of 2100120110212 is 2120110210012.

It is a junction number, because it is equal to n+sod(n) for n = 2100120110192 and 2100120110201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1319170128 + ... + 1319171719.

Almost surely, 2^{2100120110212} is an apocalyptic number.

It is an amenable number.

2100120110212 is a deficient number, since it is larger than the sum of its proper divisors (1593558476988).

2100120110212 is a wasteful number, since it uses less digits than its factorization.

2100120110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638342050 (or 2638342048 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2100120110212 its reverse (2120110210012), we get a palindrome (4220230320224).

The spelling of 2100120110212 in words is "two trillion, one hundred billion, one hundred twenty million, one hundred ten thousand, two hundred twelve".