2100202112212 has 12 divisors (see below), whose sum is σ = 3675367495296. Its totient is φ = 1050097113560.

The previous prime is 2100202112179. The next prime is 2100202112269. The reversal of 2100202112212 is 2122112020012.

It is a happy number.

It is a congruent number.

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, 443037 + ... + 2096827.

It is an arithmetic number, because the mean of its divisors is an integer number (306280624608).

Almost surely, 2^{2100202112212} is an apocalyptic number.

It is an amenable number.

2100202112212 is a deficient number, since it is larger than the sum of its proper divisors (1575165383084).

2100202112212 is a wasteful number, since it uses less digits than its factorization.

2100202112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971278 (or 1971276 counting only the distinct ones).

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

Adding to 2100202112212 its reverse (2122112020012), we get a palindrome (4222314132224).

It can be divided in two parts, 210020 and 2112212, that added together give a palindrome (2322232).

The spelling of 2100202112212 in words is "two trillion, one hundred billion, two hundred two million, one hundred twelve thousand, two hundred twelve".