331423112 has 8 divisors (see below), whose sum is σ = 621418350. Its totient is φ = 165711552.

The previous prime is 331423093. The next prime is 331423159. The reversal of 331423112 is 211324133.

It can be written as a sum of positive squares in only one way, i.e., 191379556 + 140043556 = 13834^2 + 11834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20713937 + ... + 20713952.

Almost surely, 2^331423112 is an apocalyptic number.

It is an amenable number.

331423112 is a deficient number, since it is larger than the sum of its proper divisors (289995238).

331423112 is a wasteful number, since it uses less digits than its factorization.

331423112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41427895 (or 41427891 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 331423112 is about 18205.0298544111. The cubic root of 331423112 is about 692.0342627293.

Adding to 331423112 its reverse (211324133), we get a palindrome (542747245).

The spelling of 331423112 in words is "three hundred thirty-one million, four hundred twenty-three thousand, one hundred twelve".