2100979140612 has 36 divisors (see below), whose sum is σ = 5388461656368. Its totient is φ = 636660345200.

The previous prime is 2100979140587. The next prime is 2100979140649. The reversal of 2100979140612 is 2160419790012.

It is a super-2 number, since 2×2100979140612² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 723476214 + ... + 723479117.

Almost surely, 2^{2100979140612} is an apocalyptic number.

2100979140612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2100979140612 is an abundant number, since it is smaller than the sum of its proper divisors (3287482515756).

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

2100979140612 is a wasteful number, since it uses less digits than its factorization.

2100979140612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446955360 (or 1446955347 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 2100979140612 in words is "two trillion, one hundred billion, nine hundred seventy-nine million, one hundred forty thousand, six hundred twelve".