212322203112 has 32 divisors (see below), whose sum is σ = 540820709280. Its totient is φ = 69438707520.

The previous prime is 212322203083. The next prime is 212322203113. The reversal of 212322203112 is 211302223212.

It is not an unprimeable number, because it can be changed into a prime (212322203113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83458714 + ... + 83461257.

It is an arithmetic number, because the mean of its divisors is an integer number (16900647165).

Almost surely, 2^212322203112 is an apocalyptic number.

It is an amenable number.

212322203112 is an abundant number, since it is smaller than the sum of its proper divisors (328498506168).

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

212322203112 is a wasteful number, since it uses less digits than its factorization.

212322203112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166920033 (or 166920029 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 212322203112 its reverse (211302223212), we get a palindrome (423624426324).

The spelling of 212322203112 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred three thousand, one hundred twelve".