23505222231224 has 8 divisors (see below), whose sum is σ = 44072291683560. Its totient is φ = 11752611115608.

The previous prime is 23505222231223. The next prime is 23505222231229. The reversal of 23505222231224 is 42213222250532.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23505222231223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469076389444 + ... + 1469076389459.

It is an arithmetic number, because the mean of its divisors is an integer number (5509036460445).

Almost surely, 2^{23505222231224} is an apocalyptic number.

It is an amenable number.

23505222231224 is a deficient number, since it is larger than the sum of its proper divisors (20567069452336).

23505222231224 is a wasteful number, since it uses less digits than its factorization.

23505222231224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938152778909 (or 2938152778905 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 23505222231224 its reverse (42213222250532), we get a palindrome (65718444481756).

The spelling of 23505222231224 in words is "twenty-three trillion, five hundred five billion, two hundred twenty-two million, two hundred thirty-one thousand, two hundred twenty-four".