212331021322 has 8 divisors (see below), whose sum is σ = 363996036576. Its totient is φ = 90999009132.

The previous prime is 212331021319. The next prime is 212331021337. The reversal of 212331021322 is 223120133212.

212331021322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212331021293 and 212331021302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7583250748 + ... + 7583250775.

It is an arithmetic number, because the mean of its divisors is an integer number (45499504572).

Almost surely, 2^212331021322 is an apocalyptic number.

212331021322 is a deficient number, since it is larger than the sum of its proper divisors (151665015254).

212331021322 is a wasteful number, since it uses less digits than its factorization.

212331021322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15166501532.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 212331021322 its reverse (223120133212), we get a palindrome (435451154534).

The spelling of 212331021322 in words is "two hundred twelve billion, three hundred thirty-one million, twenty-one thousand, three hundred twenty-two".