212300022210 has 32 divisors (see below), whose sum is σ = 510159408192. Its totient is φ = 56542299840.

The previous prime is 212300022191. The next prime is 212300022229. The reversal of 212300022210 is 12220003212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (212300022191) and next prime (212300022229).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212300022210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4415656 + ... + 4463475.

It is an arithmetic number, because the mean of its divisors is an integer number (15942481506).

Almost surely, 2^212300022210 is an apocalyptic number.

212300022210 is an abundant number, since it is smaller than the sum of its proper divisors (297859385982).

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

212300022210 is a wasteful number, since it uses less digits than its factorization.

212300022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8879938.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 212300022210 its reverse (12220003212), we get a palindrome (224520025422).

The spelling of 212300022210 in words is "two hundred twelve billion, three hundred million, twenty-two thousand, two hundred ten".