212310322002 has 48 divisors (see below), whose sum is σ = 467656675200. Its totient is φ = 69593580000.

The previous prime is 212310321959. The next prime is 212310322009. The reversal of 212310322002 is 200223013212.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (212310322009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5196249 + ... + 5236947.

It is an arithmetic number, because the mean of its divisors is an integer number (9742847400).

Almost surely, 2^212310322002 is an apocalyptic number.

212310322002 is an abundant number, since it is smaller than the sum of its proper divisors (255346353198).

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

212310322002 is a wasteful number, since it uses less digits than its factorization.

212310322002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45519 (or 45516 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 212310322002 its reverse (200223013212), we get a palindrome (412533335214).

The spelling of 212310322002 in words is "two hundred twelve billion, three hundred ten million, three hundred twenty-two thousand, two".