423155242433131 has 16 divisors (see below), whose sum is σ = 460407495006144. Its totient is φ = 386574750019584.

The previous prime is 423155242433101. The next prime is 423155242433191. The reversal of 423155242433131 is 131334242551324.

It is a cyclic number.

It is not a de Polignac number, because 423155242433131 - 2²³ = 423155234044523 is a prime.

It is a super-2 number, since 2×423155242433131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423155242433101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156362835 + ... + 159046051.

It is an arithmetic number, because the mean of its divisors is an integer number (28775468437884).

Almost surely, 2^{423155242433131} is an apocalyptic number.

423155242433131 is a deficient number, since it is larger than the sum of its proper divisors (37252252573013).

423155242433131 is a wasteful number, since it uses less digits than its factorization.

423155242433131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808390.

The product of its digits is 1036800, while the sum is 43.

Adding to 423155242433131 its reverse (131334242551324), we get a palindrome (554489484984455).

The spelling of 423155242433131 in words is "four hundred twenty-three trillion, one hundred fifty-five billion, two hundred forty-two million, four hundred thirty-three thousand, one hundred thirty-one".