12899716222 has 8 divisors (see below), whose sum is σ = 19677533400. Its totient is φ = 6340538424.

The previous prime is 12899716139. The next prime is 12899716309. The reversal of 12899716222 is 22261799821.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54659697 + ... + 54659932.

It is an arithmetic number, because the mean of its divisors is an integer number (2459691675).

Almost surely, 2^12899716222 is an apocalyptic number.

12899716222 is a deficient number, since it is larger than the sum of its proper divisors (6777817178).

12899716222 is a wasteful number, since it uses less digits than its factorization.

12899716222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109319690.

The product of its digits is 435456, while the sum is 49.

The spelling of 12899716222 in words is "twelve billion, eight hundred ninety-nine million, seven hundred sixteen thousand, two hundred twenty-two".