2122202120985 has 80 divisors (see below), whose sum is σ = 3929148613632. Its totient is φ = 1094720054400.

The previous prime is 2122202120933. The next prime is 2122202120989. The reversal of 2122202120985 is 5890212022212.

2122202120985 is a `hidden beast` number, since 212 + 220 + 212 + 0 + 9 + 8 + 5 = 666.

It is not a de Polignac number, because 2122202120985 - 2⁹ = 2122202120473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122202120989) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 22942047 + ... + 23034363.

Almost surely, 2^{2122202120985} is an apocalyptic number.

It is an amenable number.

2122202120985 is a deficient number, since it is larger than the sum of its proper divisors (1806946492647).

2122202120985 is a wasteful number, since it uses less digits than its factorization.

2122202120985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94196 (or 94187 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 2122202120985 in words is "two trillion, one hundred twenty-two billion, two hundred two million, one hundred twenty thousand, nine hundred eighty-five".