212322200320 has 72 divisors (see below), whose sum is σ = 508728797136. Its totient is φ = 84903702528.

The previous prime is 212322200309. The next prime is 212322200333. The reversal of 212322200320 is 23002223212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4640274 + ... + 4685806.

It is an arithmetic number, because the mean of its divisors is an integer number (7065677738).

Almost surely, 2^212322200320 is an apocalyptic number.

212322200320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212322200320 is an abundant number, since it is smaller than the sum of its proper divisors (296406596816).

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

212322200320 is an equidigital number, since it uses as much as digits as its factorization.

212322200320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49197 (or 49183 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 212322200320 its reverse (23002223212), we get a palindrome (235324423532).

The spelling of 212322200320 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred thousand, three hundred twenty".