12510415222 has 16 divisors (see below), whose sum is σ = 18886678272. Its totient is φ = 6214890600.

The previous prime is 12510415219. The next prime is 12510415261. The reversal of 12510415222 is 22251401521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844693 + ... + 859375.

It is an arithmetic number, because the mean of its divisors is an integer number (1180417392).

Almost surely, 2^12510415222 is an apocalyptic number.

12510415222 is a deficient number, since it is larger than the sum of its proper divisors (6376263050).

12510415222 is a wasteful number, since it uses less digits than its factorization.

12510415222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17403.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 12510415222 its reverse (22251401521), we get a palindrome (34761816743).

The spelling of 12510415222 in words is "twelve billion, five hundred ten million, four hundred fifteen thousand, two hundred twenty-two".