313232421133 has 32 divisors (see below), whose sum is σ = 324529920000. Its totient is φ = 302204675520.

The previous prime is 313232421127. The next prime is 313232421167. The reversal of 313232421133 is 331124232313.

It is a cyclic number.

It is not a de Polignac number, because 313232421133 - 2¹⁷ = 313232290061 is a prime.

It is a super-2 number, since 2×313232421133² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313232424133) 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 31 ways as a sum of consecutive naturals, for example, 398007766 + ... + 398008552.

It is an arithmetic number, because the mean of its divisors is an integer number (10141560000).

Almost surely, 2^313232421133 is an apocalyptic number.

It is an amenable number.

313232421133 is a deficient number, since it is larger than the sum of its proper divisors (11297498867).

313232421133 is a wasteful number, since it uses less digits than its factorization.

313232421133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465.

The product of its digits is 7776, while the sum is 28.

Adding to 313232421133 its reverse (331124232313), we get a palindrome (644356653446).

The spelling of 313232421133 in words is "three hundred thirteen billion, two hundred thirty-two million, four hundred twenty-one thousand, one hundred thirty-three".