131331323322 has 40 divisors (see below), whose sum is σ = 294515512500. Its totient is φ = 43741990656.

The previous prime is 131331323317. The next prime is 131331323359. The reversal of 131331323322 is 223323133131.

131331323322 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 313 + 23 + 322 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 131023004841 + 308318481 = 361971^2 + 17559^2 .

It is a super-2 number, since 2×131331323322² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 122197 + ... + 526872.

Almost surely, 2^131331323322 is an apocalyptic number.

131331323322 is an abundant number, since it is smaller than the sum of its proper divisors (163184189178).

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

131331323322 is a wasteful number, since it uses less digits than its factorization.

131331323322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650332 (or 650323 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

Adding to 131331323322 its reverse (223323133131), we get a palindrome (354654456453).

The spelling of 131331323322 in words is "one hundred thirty-one billion, three hundred thirty-one million, three hundred twenty-three thousand, three hundred twenty-two".