23221234444 has 12 divisors (see below), whose sum is σ = 41582210824. Its totient is φ = 11340602784.

The previous prime is 23221234423. The next prime is 23221234457. The reversal of 23221234444 is 44443212232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67503417 + ... + 67503760.

Almost surely, 2^23221234444 is an apocalyptic number.

It is an amenable number.

23221234444 is a deficient number, since it is larger than the sum of its proper divisors (18360976380).

23221234444 is a wasteful number, since it uses less digits than its factorization.

23221234444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135007224 (or 135007222 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

Adding to 23221234444 its reverse (44443212232), we get a palindrome (67664446676).

The spelling of 23221234444 in words is "twenty-three billion, two hundred twenty-one million, two hundred thirty-four thousand, four hundred forty-four".