111250213049999 has 2 divisors, whose sum is σ = 111250213050000. Its totient is φ = 111250213049998.

The previous prime is 111250213049977. The next prime is 111250213050017. The reversal of 111250213049999 is 999940312052111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111250213049999 - 2²⁴ = 111250196272783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111250213040999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55625106524999 + 55625106525000.

It is an arithmetic number, because the mean of its divisors is an integer number (55625106525000).

Almost surely, 2^{111250213049999} is an apocalyptic number.

111250213049999 is a deficient number, since it is larger than the sum of its proper divisors (1).

111250213049999 is an equidigital number, since it uses as much as digits as its factorization.

111250213049999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1574640, while the sum is 56.

The spelling of 111250213049999 in words is "one hundred eleven trillion, two hundred fifty billion, two hundred thirteen million, forty-nine thousand, nine hundred ninety-nine".