313121123332 has 24 divisors (see below), whose sum is σ = 573590195136. Its totient is φ = 149281158048.

The previous prime is 313121123323. The next prime is 313121123351. The reversal of 313121123332 is 233321121313.

It is a junction number, because it is equal to n+sod(n) for n = 313121123297 and 313121123306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5339118 + ... + 5397445.

It is an arithmetic number, because the mean of its divisors is an integer number (23899591464).

Almost surely, 2^313121123332 is an apocalyptic number.

It is an amenable number.

313121123332 is a deficient number, since it is larger than the sum of its proper divisors (260469071804).

313121123332 is a wasteful number, since it uses less digits than its factorization.

313121123332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10736907 (or 10736905 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

Adding to 313121123332 its reverse (233321121313), we get a palindrome (546442244645).

The spelling of 313121123332 in words is "three hundred thirteen billion, one hundred twenty-one million, one hundred twenty-three thousand, three hundred thirty-two".