331222222330 has 8 divisors (see below), whose sum is σ = 596200000212. Its totient is φ = 132488888928.

The previous prime is 331222222319. The next prime is 331222222337. The reversal of 331222222330 is 33222222133.

It can be written as a sum of positive squares in 2 ways, for example, as 328662570681 + 2559651649 = 573291^2 + 50593^2 .

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 = 331222222295 and 331222222304.

It is not an unprimeable number, because it can be changed into a prime (331222222337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16561111107 + ... + 16561111126.

Almost surely, 2^331222222330 is an apocalyptic number.

331222222330 is a deficient number, since it is larger than the sum of its proper divisors (264977777882).

331222222330 is a wasteful number, since it uses less digits than its factorization.

331222222330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33122222240.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 331222222330 its reverse (33222222133), we get a palindrome (364444444463).

The spelling of 331222222330 in words is "three hundred thirty-one billion, two hundred twenty-two million, two hundred twenty-two thousand, three hundred thirty".