2100002212112 has 20 divisors (see below), whose sum is σ = 4650004898496. Its totient is φ = 900000948000.

The previous prime is 2100002212067. The next prime is 2100002212127. The reversal of 2100002212112 is 2112122000012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9375009764 + ... + 9375009987.

Almost surely, 2^{2100002212112} is an apocalyptic number.

It is an amenable number.

2100002212112 is an abundant number, since it is smaller than the sum of its proper divisors (2550002686384).

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

2100002212112 is a wasteful number, since it uses less digits than its factorization.

2100002212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18750019766 (or 18750019760 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100002212112 its reverse (2112122000012), we get a palindrome (4212124212124).

The spelling of 2100002212112 in words is "two trillion, one hundred billion, two million, two hundred twelve thousand, one hundred twelve".