212296402188 has 144 divisors (see below), whose sum is σ = 634784666880. Its totient is φ = 59193307008.

The previous prime is 212296402117. The next prime is 212296402223. The reversal of 212296402188 is 881204692212.

212296402188 is a `hidden beast` number, since 2 + 1 + 229 + 6 + 402 + 18 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 314506 + ... + 723537.

Almost surely, 2^212296402188 is an apocalyptic number.

It is an amenable number.

212296402188 is an abundant number, since it is smaller than the sum of its proper divisors (422488264692).

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

212296402188 is a wasteful number, since it uses less digits than its factorization.

212296402188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038108 (or 1038103 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 212296402188 in words is "two hundred twelve billion, two hundred ninety-six million, four hundred two thousand, one hundred eighty-eight".