22331243254 has 4 divisors (see below), whose sum is σ = 33496864884. Its totient is φ = 11165621626.

The previous prime is 22331243203. The next prime is 22331243269. The reversal of 22331243254 is 45234213322.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5582810812 + ... + 5582810815.

It is an arithmetic number, because the mean of its divisors is an integer number (8374216221).

Almost surely, 2^22331243254 is an apocalyptic number.

22331243254 is a deficient number, since it is larger than the sum of its proper divisors (11165621630).

22331243254 is a wasteful number, since it uses less digits than its factorization.

22331243254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11165621629.

The product of its digits is 34560, while the sum is 31.

Adding to 22331243254 its reverse (45234213322), we get a palindrome (67565456576).

The spelling of 22331243254 in words is "twenty-two billion, three hundred thirty-one million, two hundred forty-three thousand, two hundred fifty-four".