23522202231 has 16 divisors (see below), whose sum is σ = 34226826240. Its totient is φ = 14250582720.

The previous prime is 23522202211. The next prime is 23522202287. The reversal of 23522202231 is 13220222532.

It is a happy number.

It is not a de Polignac number, because 23522202231 - 2⁵ = 23522202199 is a prime.

It is a super-2 number, since 2×23522202231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23522202211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 41350 + ... + 220803.

It is an arithmetic number, because the mean of its divisors is an integer number (2139176640).

Almost surely, 2^23522202231 is an apocalyptic number.

23522202231 is a deficient number, since it is larger than the sum of its proper divisors (10704624009).

23522202231 is a wasteful number, since it uses less digits than its factorization.

23522202231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264886.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 23522202231 its reverse (13220222532), we get a palindrome (36742424763).

The spelling of 23522202231 in words is "twenty-three billion, five hundred twenty-two million, two hundred two thousand, two hundred thirty-one".