331113388 has 6 divisors (see below), whose sum is σ = 579448436. Its totient is φ = 165556692.

The previous prime is 331113347. The next prime is 331113413. The reversal of 331113388 is 883311133.

It is a happy number.

331113388 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

331113388 is strictly pandigital in base 9.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41389170 + ... + 41389177.

Almost surely, 2^331113388 is an apocalyptic number.

It is an amenable number.

331113388 is a deficient number, since it is larger than the sum of its proper divisors (248335048).

331113388 is a wasteful number, since it uses less digits than its factorization.

331113388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82778351 (or 82778349 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 331113388 is about 18196.5213158999. The cubic root of 331113388 is about 691.8186205329.

The spelling of 331113388 in words is "three hundred thirty-one million, one hundred thirteen thousand, three hundred eighty-eight".