101111119999 has 2 divisors, whose sum is σ = 101111120000. Its totient is φ = 101111119998.

The previous prime is 101111119979. The next prime is 101111120017. The reversal of 101111119999 is 999911111101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101111119999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101111119939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555559999 + 50555560000.

It is an arithmetic number, because the mean of its divisors is an integer number (50555560000).

Almost surely, 2^101111119999 is an apocalyptic number.

101111119999 is a deficient number, since it is larger than the sum of its proper divisors (1).

101111119999 is an equidigital number, since it uses as much as digits as its factorization.

101111119999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6561, while the sum is 43.

The spelling of 101111119999 in words is "one hundred one billion, one hundred eleven million, one hundred nineteen thousand, nine hundred ninety-nine".