212333022330 has 64 divisors (see below), whose sum is σ = 598690044288. Its totient is φ = 47515080960.

The previous prime is 212333022301. The next prime is 212333022371. The reversal of 212333022330 is 33220333212.

It is a self number, because there is not a number n which added to its sum of digits gives 212333022330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24743149 + ... + 24751728.

It is an arithmetic number, because the mean of its divisors is an integer number (9354531942).

Almost surely, 2^212333022330 is an apocalyptic number.

212333022330 is an abundant number, since it is smaller than the sum of its proper divisors (386357021958).

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

212333022330 is a wasteful number, since it uses less digits than its factorization.

212333022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49494911.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 212333022330 its reverse (33220333212), we get a palindrome (245553355542).

The spelling of 212333022330 in words is "two hundred twelve billion, three hundred thirty-three million, twenty-two thousand, three hundred thirty".