331222402324 has 48 divisors (see below), whose sum is σ = 643160770560. Its totient is φ = 147999519360.

The previous prime is 331222402297. The next prime is 331222402367. The reversal of 331222402324 is 423204222133.

It is a junction number, because it is equal to n+sod(n) for n = 331222402292 and 331222402301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337194 + ... + 880990.

It is an arithmetic number, because the mean of its divisors is an integer number (13399182720).

Almost surely, 2^331222402324 is an apocalyptic number.

It is an amenable number.

331222402324 is a deficient number, since it is larger than the sum of its proper divisors (311938368236).

331222402324 is a wasteful number, since it uses less digits than its factorization.

331222402324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544048 (or 544046 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 331222402324 its reverse (423204222133), we get a palindrome (754426624457).

The spelling of 331222402324 in words is "three hundred thirty-one billion, two hundred twenty-two million, four hundred two thousand, three hundred twenty-four".