331101332 has 12 divisors (see below), whose sum is σ = 580008660. Its totient is φ = 165384576.

The previous prime is 331101311. The next prime is 331101347. The reversal of 331101332 is 233101133.

It can be written as a sum of positive squares in 2 ways, for example, as 30980356 + 300120976 = 5566^2 + 17324^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 331101332.

It is a congruent number.

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, 36983 + ... + 45054.

It is an arithmetic number, because the mean of its divisors is an integer number (48334055).

Almost surely, 2^331101332 is an apocalyptic number.

It is an amenable number.

331101332 is a deficient number, since it is larger than the sum of its proper divisors (248907328).

331101332 is a wasteful number, since it uses less digits than its factorization.

331101332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83050 (or 83048 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 331101332 is about 18196.1900407750. The cubic root of 331101332 is about 691.8102239465.

Adding to 331101332 its reverse (233101133), we get a palindrome (564202465).

The spelling of 331101332 in words is "three hundred thirty-one million, one hundred one thousand, three hundred thirty-two".