423111432319 has 4 divisors (see below), whose sum is σ = 424881773280. Its totient is φ = 421341091360.

The previous prime is 423111432301. The next prime is 423111432349. The reversal of 423111432319 is 913234111324.

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

It is a cyclic number.

It is not a de Polignac number, because 423111432319 - 2²¹ = 423109335167 is a prime.

It is a super-2 number, since 2×423111432319² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423111432349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885170122 + ... + 885170599.

It is an arithmetic number, because the mean of its divisors is an integer number (106220443320).

Almost surely, 2^423111432319 is an apocalyptic number.

423111432319 is a deficient number, since it is larger than the sum of its proper divisors (1770340961).

423111432319 is a wasteful number, since it uses less digits than its factorization.

423111432319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770340960.

The product of its digits is 15552, while the sum is 34.

The spelling of 423111432319 in words is "four hundred twenty-three billion, one hundred eleven million, four hundred thirty-two thousand, three hundred nineteen".