313133231406 has 16 divisors (see below), whose sum is σ = 653495439744. Its totient is φ = 99839580984.

The previous prime is 313133231329. The next prime is 313133231407. The reversal of 313133231406 is 604132331313.

It is a super-2 number, since 2×313133231406² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313133231407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134540556 + ... + 1134540831.

It is an arithmetic number, because the mean of its divisors is an integer number (40843464984).

Almost surely, 2^313133231406 is an apocalyptic number.

313133231406 is an abundant number, since it is smaller than the sum of its proper divisors (340362208338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313133231406 is a wasteful number, since it uses less digits than its factorization.

313133231406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269081415.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 313133231406 its reverse (604132331313), we get a palindrome (917265562719).

The spelling of 313133231406 in words is "three hundred thirteen billion, one hundred thirty-three million, two hundred thirty-one thousand, four hundred six".