10122112199999 has 2 divisors, whose sum is σ = 10122112200000. Its totient is φ = 10122112199998.

The previous prime is 10122112199959. The next prime is 10122112200001. The reversal of 10122112199999 is 99999121122101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10122112199999 is a prime.

Together with 10122112200001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10122112199939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061056099999 + 5061056100000.

It is an arithmetic number, because the mean of its divisors is an integer number (5061056100000).

Almost surely, 2^{10122112199999} is an apocalyptic number.

10122112199999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10122112199999 is an equidigital number, since it uses as much as digits as its factorization.

10122112199999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 56.

The spelling of 10122112199999 in words is "ten trillion, one hundred twenty-two billion, one hundred twelve million, one hundred ninety-nine thousand, nine hundred ninety-nine".