31323303030332 has 12 divisors (see below), whose sum is σ = 54849638115720. Its totient is φ = 15651977854416.

The previous prime is 31323303030311. The next prime is 31323303030427. The reversal of 31323303030332 is 23303030332313.

It is a super-2 number, since 2×31323303030332² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31323303030295 and 31323303030304.

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, 2418407903 + ... + 2418420854.

It is an arithmetic number, because the mean of its divisors is an integer number (4570803176310).

Almost surely, 2^{31323303030332} is an apocalyptic number.

It is an amenable number.

31323303030332 is a deficient number, since it is larger than the sum of its proper divisors (23526335085388).

31323303030332 is a wasteful number, since it uses less digits than its factorization.

31323303030332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836830380 (or 4836830378 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 29.

Adding to 31323303030332 its reverse (23303030332313), we get a palindrome (54626333362645).

The spelling of 31323303030332 in words is "thirty-one trillion, three hundred twenty-three billion, three hundred three million, thirty thousand, three hundred thirty-two".