212615622200 has 48 divisors (see below), whose sum is σ = 496453024080. Its totient is φ = 84681224960.

The previous prime is 212615622199. The next prime is 212615622209. The reversal of 212615622200 is 2226516212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212615622209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2234684 + ... + 2327883.

It is an arithmetic number, because the mean of its divisors is an integer number (10342771335).

Almost surely, 2^212615622200 is an apocalyptic number.

212615622200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212615622200 is an abundant number, since it is smaller than the sum of its proper divisors (283837401880).

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

212615622200 is a wasteful number, since it uses less digits than its factorization.

212615622200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562816 (or 4562807 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 212615622200 in words is "two hundred twelve billion, six hundred fifteen million, six hundred twenty-two thousand, two hundred".