23515314222 has 32 divisors (see below), whose sum is σ = 47951919648. Its totient is φ = 7685099136.

The previous prime is 23515314217. The next prime is 23515314233. The reversal of 23515314222 is 22241351532.

It is a self number, because there is not a number n which added to its sum of digits gives 23515314222.

It is a congruent 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, 436608 + ... + 487500.

It is an arithmetic number, because the mean of its divisors is an integer number (1498497489).

Almost surely, 2^23515314222 is an apocalyptic number.

23515314222 is an abundant number, since it is smaller than the sum of its proper divisors (24436605426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23515314222 is a wasteful number, since it uses less digits than its factorization.

23515314222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52404.

The product of its digits is 14400, while the sum is 30.

Adding to 23515314222 its reverse (22241351532), we get a palindrome (45756665754).

The spelling of 23515314222 in words is "twenty-three billion, five hundred fifteen million, three hundred fourteen thousand, two hundred twenty-two".