2012211920968 has 16 divisors (see below), whose sum is σ = 3773784529980. Its totient is φ = 1005869379648.

The previous prime is 2012211920891. The next prime is 2012211921011. The reversal of 2012211920968 is 8690291122102.

It can be written as a sum of positive squares in 2 ways, for example, as 1691971374564 + 320240546404 = 1300758^2 + 565898^2 .

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, 29536455 + ... + 29604502.

Almost surely, 2^{2012211920968} is an apocalyptic number.

It is an amenable number.

2012211920968 is a deficient number, since it is larger than the sum of its proper divisors (1761572609012).

2012211920968 is a wasteful number, since it uses less digits than its factorization.

2012211920968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59145216 (or 59145212 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 43.

The spelling of 2012211920968 in words is "two trillion, twelve billion, two hundred eleven million, nine hundred twenty thousand, nine hundred sixty-eight".