331222223204 has 12 divisors (see below), whose sum is σ = 581015708028. Its totient is φ = 165217735200.

The previous prime is 331222223197. The next prime is 331222223231. The reversal of 331222223204 is 402322222133.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5306831104 + 325915392100 = 72848^2 + 570890^2 .

It is a super-2 number, since 2×331222223204² (a number of 24 digits) contains 22 as substring.

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, 98342207 + ... + 98345574.

It is an arithmetic number, because the mean of its divisors is an integer number (48417975669).

Almost surely, 2^331222223204 is an apocalyptic number.

It is an amenable number.

331222223204 is a deficient number, since it is larger than the sum of its proper divisors (249793484824).

331222223204 is a wasteful number, since it uses less digits than its factorization.

331222223204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196688206 (or 196688204 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 331222223204 its reverse (402322222133), we get a palindrome (733544445337).

The spelling of 331222223204 in words is "three hundred thirty-one billion, two hundred twenty-two million, two hundred twenty-three thousand, two hundred four".