212322103320 has 64 divisors (see below), whose sum is σ = 650518801920. Its totient is φ = 55414561664.

The previous prime is 212322103309. The next prime is 212322103321. The reversal of 212322103320 is 23301223212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212322103321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18817242 + ... + 18828521.

It is an arithmetic number, because the mean of its divisors is an integer number (10164356280).

Almost surely, 2^212322103320 is an apocalyptic number.

212322103320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212322103320 is an abundant number, since it is smaller than the sum of its proper divisors (438196698600).

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

212322103320 is a wasteful number, since it uses less digits than its factorization.

212322103320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37645824 (or 37645820 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 212322103320 its reverse (23301223212), we get a palindrome (235623326532).

The spelling of 212322103320 in words is "two hundred twelve billion, three hundred twenty-two million, one hundred three thousand, three hundred twenty".