12323522105 has 48 divisors (see below), whose sum is σ = 16442060400. Its totient is φ = 8855728128.

The previous prime is 12323522087. The next prime is 12323522137. The reversal of 12323522105 is 50122532321.

It is a happy number.

It can be written as a sum of positive squares in 24 ways, for example, as 3219881536 + 9103640569 = 56744^2 + 95413^2 .

It is not a de Polignac number, because 12323522105 - 2⁶ = 12323522041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2831471 + ... + 2835819.

It is an arithmetic number, because the mean of its divisors is an integer number (342542925).

Almost surely, 2^12323522105 is an apocalyptic number.

It is an amenable number.

12323522105 is a deficient number, since it is larger than the sum of its proper divisors (4118538295).

12323522105 is a wasteful number, since it uses less digits than its factorization.

12323522105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478 (or 4461 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 12323522105 in words is "twelve billion, three hundred twenty-three million, five hundred twenty-two thousand, one hundred five".