423001232131 has 16 divisors (see below), whose sum is σ = 431289360000. Its totient is φ = 414751784256.

The previous prime is 423001232083. The next prime is 423001232177. The reversal of 423001232131 is 131232100324.

It is a cyclic number.

It is not a de Polignac number, because 423001232131 - 2¹⁵ = 423001199363 is a prime.

It is a super-2 number, since 2×423001232131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423001232831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41227080 + ... + 41237338.

It is an arithmetic number, because the mean of its divisors is an integer number (26955585000).

Almost surely, 2^423001232131 is an apocalyptic number.

423001232131 is a deficient number, since it is larger than the sum of its proper divisors (8288127869).

423001232131 is a wasteful number, since it uses less digits than its factorization.

423001232131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12066.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 423001232131 its reverse (131232100324), we get a palindrome (554233332455).

The spelling of 423001232131 in words is "four hundred twenty-three billion, one million, two hundred thirty-two thousand, one hundred thirty-one".