111223410242999 has 2 divisors, whose sum is σ = 111223410243000. Its totient is φ = 111223410242998.

The previous prime is 111223410242977. The next prime is 111223410243031. The reversal of 111223410242999 is 999242014322111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111223410242999 - 2³² = 111219115275703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111223410242599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611705121499 + 55611705121500.

It is an arithmetic number, because the mean of its divisors is an integer number (55611705121500).

Almost surely, 2^{111223410242999} is an apocalyptic number.

111223410242999 is a deficient number, since it is larger than the sum of its proper divisors (1).

111223410242999 is an equidigital number, since it uses as much as digits as its factorization.

111223410242999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 111223410242999 in words is "one hundred eleven trillion, two hundred twenty-three billion, four hundred ten million, two hundred forty-two thousand, nine hundred ninety-nine".