1000012199999 has 2 divisors, whose sum is σ = 1000012200000. Its totient is φ = 1000012199998.

The previous prime is 1000012199981. The next prime is 1000012200073. The reversal of 1000012199999 is 9999912100001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000012199999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000012195999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500006099999 + 500006100000.

It is an arithmetic number, because the mean of its divisors is an integer number (500006100000).

Almost surely, 2^{1000012199999} is an apocalyptic number.

1000012199999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000012199999 is an equidigital number, since it uses as much as digits as its factorization.

1000012199999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118098, while the sum is 50.

The spelling of 1000012199999 in words is "one trillion, twelve million, one hundred ninety-nine thousand, nine hundred ninety-nine".