131321442022 has 8 divisors (see below), whose sum is σ = 205546604976. Its totient is φ = 62805907032.

The previous prime is 131321441981. The next prime is 131321442037. The reversal of 131321442022 is 220244123131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×131321442022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427406933 + ... + 1427407024.

It is an arithmetic number, because the mean of its divisors is an integer number (25693325622).

Almost surely, 2^131321442022 is an apocalyptic number.

131321442022 is a deficient number, since it is larger than the sum of its proper divisors (74225162954).

131321442022 is a wasteful number, since it uses less digits than its factorization.

131321442022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854813982.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 131321442022 its reverse (220244123131), we get a palindrome (351565565153).

The spelling of 131321442022 in words is "one hundred thirty-one billion, three hundred twenty-one million, four hundred forty-two thousand, twenty-two".