23213232154 has 32 divisors (see below), whose sum is σ = 40942944000. Its totient is φ = 9663442560.

The previous prime is 23213232073. The next prime is 23213232169. The reversal of 23213232154 is 45123231232.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43147 + ... + 219745.

It is an arithmetic number, because the mean of its divisors is an integer number (1279467000).

Almost surely, 2^23213232154 is an apocalyptic number.

23213232154 is a deficient number, since it is larger than the sum of its proper divisors (17729711846).

23213232154 is a wasteful number, since it uses less digits than its factorization.

23213232154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176878.

The product of its digits is 8640, while the sum is 28.

Adding to 23213232154 its reverse (45123231232), we get a palindrome (68336463386).

The spelling of 23213232154 in words is "twenty-three billion, two hundred thirteen million, two hundred thirty-two thousand, one hundred fifty-four".