131350342231022 has 4 divisors (see below), whose sum is σ = 197025513346536. Its totient is φ = 65675171115510.

The previous prime is 131350342230977. The next prime is 131350342231033. The reversal of 131350342231022 is 220132243053131.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 131350342231022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32837585557754 + ... + 32837585557757.

It is an arithmetic number, because the mean of its divisors is an integer number (49256378336634).

Almost surely, 2^{131350342231022} is an apocalyptic number.

131350342231022 is a deficient number, since it is larger than the sum of its proper divisors (65675171115514).

131350342231022 is an equidigital number, since it uses as much as digits as its factorization.

131350342231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65675171115513.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 131350342231022 its reverse (220132243053131), we get a palindrome (351482585284153).

The spelling of 131350342231022 in words is "one hundred thirty-one trillion, three hundred fifty billion, three hundred forty-two million, two hundred thirty-one thousand, twenty-two".