212312007732 has 72 divisors (see below), whose sum is σ = 557805983616. Its totient is φ = 62767760000.

The previous prime is 212312007707. The next prime is 212312007749. The reversal of 212312007732 is 237700213212.

212312007732 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 212312007732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1723644 + ... + 1842707.

It is an arithmetic number, because the mean of its divisors is an integer number (7747305328).

Almost surely, 2^212312007732 is an apocalyptic number.

212312007732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212312007732 is an abundant number, since it is smaller than the sum of its proper divisors (345493975884).

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

212312007732 is a wasteful number, since it uses less digits than its factorization.

212312007732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566421 (or 3566408 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The spelling of 212312007732 in words is "two hundred twelve billion, three hundred twelve million, seven thousand, seven hundred thirty-two".