31332323332 has 6 divisors (see below), whose sum is σ = 54831565838. Its totient is φ = 15666161664.

The previous prime is 31332323327. The next prime is 31332323377. The reversal of 31332323332 is 23332323313.

It can be written as a sum of positive squares in only one way, i.e., 31040801856 + 291521476 = 176184^2 + 17074^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 31332323332.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3916540413 + ... + 3916540420.

Almost surely, 2^31332323332 is an apocalyptic number.

It is an amenable number.

31332323332 is a deficient number, since it is larger than the sum of its proper divisors (23499242506).

31332323332 is a wasteful number, since it uses less digits than its factorization.

31332323332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7833080837 (or 7833080835 counting only the distinct ones).

The product of its digits is 17496, while the sum is 28.

Adding to 31332323332 its reverse (23332323313), we get a palindrome (54664646645).

The spelling of 31332323332 in words is "thirty-one billion, three hundred thirty-two million, three hundred twenty-three thousand, three hundred thirty-two".