212192194924 has 12 divisors (see below), whose sum is σ = 373795523248. Its totient is φ = 105393474000.

The previous prime is 212192194909. The next prime is 212192194933. The reversal of 212192194924 is 429491291212.

It is a super-2 number, since 2×212192194924² (a number of 23 digits) contains 22 as substring.

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, 175655187 + ... + 175656394.

Almost surely, 2^212192194924 is an apocalyptic number.

It is an amenable number.

212192194924 is a deficient number, since it is larger than the sum of its proper divisors (161603328324).

212192194924 is a wasteful number, since it uses less digits than its factorization.

212192194924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351311736 (or 351311734 counting only the distinct ones).

The product of its digits is 186624, while the sum is 46.

The spelling of 212192194924 in words is "two hundred twelve billion, one hundred ninety-two million, one hundred ninety-four thousand, nine hundred twenty-four".