23432431222 has 4 divisors (see below), whose sum is σ = 35148646836. Its totient is φ = 11716215610.

The previous prime is 23432431213. The next prime is 23432431277. The reversal of 23432431222 is 22213423432.

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

It is a congruent number.

It is an unprimeable number.

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, 5858107804 + ... + 5858107807.

It is an arithmetic number, because the mean of its divisors is an integer number (8787161709).

Almost surely, 2^23432431222 is an apocalyptic number.

23432431222 is a deficient number, since it is larger than the sum of its proper divisors (11716215614).

23432431222 is a wasteful number, since it uses less digits than its factorization.

23432431222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716215613.

The product of its digits is 13824, while the sum is 28.

Adding to 23432431222 its reverse (22213423432), we get a palindrome (45645854654).

The spelling of 23432431222 in words is "twenty-three billion, four hundred thirty-two million, four hundred thirty-one thousand, two hundred twenty-two".