313400421321132 has 24 divisors (see below), whose sum is σ = 731268314451136. Its totient is φ = 104466712149648.

The previous prime is 313400421321101. The next prime is 313400421321151. The reversal of 313400421321132 is 231123124004313.

It is a super-2 number, since 2×313400421321132² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 313400421321132.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2586363 + ... + 25169229.

Almost surely, 2^{313400421321132} is an apocalyptic number.

It is an amenable number.

313400421321132 is an abundant number, since it is smaller than the sum of its proper divisors (417867893130004).

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

313400421321132 is a wasteful number, since it uses less digits than its factorization.

313400421321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23739357 (or 23739355 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 313400421321132 its reverse (231123124004313), we get a palindrome (544523545325445).

The spelling of 313400421321132 in words is "three hundred thirteen trillion, four hundred billion, four hundred twenty-one million, three hundred twenty-one thousand, one hundred thirty-two".