131331333122 has 16 divisors (see below), whose sum is σ = 214921641600. Its totient is φ = 59691665040.

The previous prime is 131331333109. The next prime is 131331333137. The reversal of 131331333122 is 221333133131.

It is a junction number, because it is equal to n+sod(n) for n = 131331333091 and 131331333100.

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, 95879 + ... + 521397.

It is an arithmetic number, because the mean of its divisors is an integer number (13432602600).

Almost surely, 2^131331333122 is an apocalyptic number.

131331333122 is a deficient number, since it is larger than the sum of its proper divisors (83590308478).

131331333122 is a wasteful number, since it uses less digits than its factorization.

131331333122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439561.

The product of its digits is 2916, while the sum is 26.

Adding to 131331333122 its reverse (221333133131), we get a palindrome (352664466253).

Subtracting 131331333122 from its reverse (221333133131), we obtain a square (90001800009 = 300003²).

The spelling of 131331333122 in words is "one hundred thirty-one billion, three hundred thirty-one million, three hundred thirty-three thousand, one hundred twenty-two".