331222013222 has 48 divisors (see below), whose sum is σ = 527078886912. Its totient is φ = 156082999680.

The previous prime is 331222013207. The next prime is 331222013341. The reversal of 331222013222 is 222310222133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126371072 + ... + 126373692.

It is an arithmetic number, because the mean of its divisors is an integer number (10980810144).

Almost surely, 2^331222013222 is an apocalyptic number.

331222013222 is a deficient number, since it is larger than the sum of its proper divisors (195856873690).

331222013222 is a wasteful number, since it uses less digits than its factorization.

331222013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3501 (or 3482 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 331222013222 its reverse (222310222133), we get a palindrome (553532235355).

The spelling of 331222013222 in words is "three hundred thirty-one billion, two hundred twenty-two million, thirteen thousand, two hundred twenty-two".