131222042223423 has 8 divisors (see below), whose sum is σ = 184171287331200. Its totient is φ = 82877079298968.

The previous prime is 131222042223397. The next prime is 131222042223443. The reversal of 131222042223423 is 324322240222131.

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

It is not a de Polignac number, because 131222042223423 - 2²⁵ = 131222008668991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131222042223443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1151070545763 + ... + 1151070545876.

It is an arithmetic number, because the mean of its divisors is an integer number (23021410916400).

Almost surely, 2^{131222042223423} is an apocalyptic number.

131222042223423 is a deficient number, since it is larger than the sum of its proper divisors (52949245107777).

131222042223423 is a wasteful number, since it uses less digits than its factorization.

131222042223423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302141091661.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 131222042223423 its reverse (324322240222131), we get a palindrome (455544282445554).

The spelling of 131222042223423 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, forty-two million, two hundred twenty-three thousand, four hundred twenty-three".