12199802366251 has 16 divisors (see below), whose sum is σ = 12736523649024. Its totient is φ = 11663607037984.

The previous prime is 12199802366237. The next prime is 12199802366263. The reversal of 12199802366251 is 15266320899121.

It is a cyclic number.

It is not a de Polignac number, because 12199802366251 - 2⁹ = 12199802365739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12199802366192 and 12199802366201.

It is not an unprimeable number, because it can be changed into a prime (12199802366231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672415686 + ... + 672433828.

It is an arithmetic number, because the mean of its divisors is an integer number (796032728064).

Almost surely, 2^{12199802366251} is an apocalyptic number.

12199802366251 is a deficient number, since it is larger than the sum of its proper divisors (536721282773).

12199802366251 is a wasteful number, since it uses less digits than its factorization.

12199802366251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31010.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 12199802366251 in words is "twelve trillion, one hundred ninety-nine billion, eight hundred two million, three hundred sixty-six thousand, two hundred fifty-one".