12252104015 has 16 divisors (see below), whose sum is σ = 14852214432. Its totient is φ = 9702042624.

The previous prime is 12252103901. The next prime is 12252104023. The reversal of 12252104015 is 51040125221.

It is a cyclic number.

It is not a de Polignac number, because 12252104015 - 2¹⁰ = 12252102991 is a prime.

It is a super-2 number, since 2×12252104015² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 685067 + ... + 702723.

It is an arithmetic number, because the mean of its divisors is an integer number (928263402).

Almost surely, 2^12252104015 is an apocalyptic number.

12252104015 is a deficient number, since it is larger than the sum of its proper divisors (2600110417).

12252104015 is a wasteful number, since it uses less digits than its factorization.

12252104015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19066.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 12252104015 its reverse (51040125221), we get a palindrome (63292229236).

The spelling of 12252104015 in words is "twelve billion, two hundred fifty-two million, one hundred four thousand, fifteen".