31522414223313 has 12 divisors (see below), whose sum is σ = 49034866569780. Its totient is φ = 19398408752736.

The previous prime is 31522414223203. The next prime is 31522414223317. The reversal of 31522414223313 is 31332241422513.

31522414223313 is a `hidden beast` number, since 3 + 1 + 5 + 2 + 2 + 414 + 2 + 233 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5240468688849 + 26281945534464 = 2289207^2 + 5126592^2 .

It is not a de Polignac number, because 31522414223313 - 2¹⁴ = 31522414206929 is a prime.

It is a super-2 number, since 2×31522414223313² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (31522414223317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134711171778 + ... + 134711172011.

It is an arithmetic number, because the mean of its divisors is an integer number (4086238880815).

Almost surely, 2^{31522414223313} is an apocalyptic number.

It is an amenable number.

31522414223313 is a deficient number, since it is larger than the sum of its proper divisors (17512452346467).

31522414223313 is a wasteful number, since it uses less digits than its factorization.

31522414223313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269422343808 (or 269422343805 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 31522414223313 its reverse (31332241422513), we get a palindrome (62854655645826).

The spelling of 31522414223313 in words is "thirty-one trillion, five hundred twenty-two billion, four hundred fourteen million, two hundred twenty-three thousand, three hundred thirteen".