131321113022 has 32 divisors (see below), whose sum is σ = 215451460224. Its totient is φ = 59535352800.

The previous prime is 131321113019. The next prime is 131321113087. The reversal of 131321113022 is 220311123131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 131321112985 and 131321113003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32803673 + ... + 32807675.

It is an arithmetic number, because the mean of its divisors is an integer number (6732858132).

Almost surely, 2^131321113022 is an apocalyptic number.

131321113022 is a deficient number, since it is larger than the sum of its proper divisors (84130347202).

131321113022 is a wasteful number, since it uses less digits than its factorization.

131321113022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7544.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 131321113022 its reverse (220311123131), we get a palindrome (351632236153).

The spelling of 131321113022 in words is "one hundred thirty-one billion, three hundred twenty-one million, one hundred thirteen thousand, twenty-two".