423102131323 has 2 divisors, whose sum is σ = 423102131324. Its totient is φ = 423102131322.

The previous prime is 423102131317. The next prime is 423102131359. The reversal of 423102131323 is 323131201324.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423102131323 is a prime.

It is not a weakly prime, because it can be changed into another prime (423103131323) 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 as a sum of consecutive naturals, namely, 211551065661 + 211551065662.

It is an arithmetic number, because the mean of its divisors is an integer number (211551065662).

Almost surely, 2^423102131323 is an apocalyptic number.

423102131323 is a deficient number, since it is larger than the sum of its proper divisors (1).

423102131323 is an equidigital number, since it uses as much as digits as its factorization.

423102131323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 423102131323 its reverse (323131201324), we get a palindrome (746233332647).

The spelling of 423102131323 in words is "four hundred twenty-three billion, one hundred two million, one hundred thirty-one thousand, three hundred twenty-three".