111322219079 has 2 divisors, whose sum is σ = 111322219080. Its totient is φ = 111322219078.

The previous prime is 111322219069. The next prime is 111322219111. The reversal of 111322219079 is 970912223111.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (970912223111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111322219079 - 2²⁸ = 111053783623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111322219009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55661109539 + 55661109540.

It is an arithmetic number, because the mean of its divisors is an integer number (55661109540).

Almost surely, 2^111322219079 is an apocalyptic number.

111322219079 is a deficient number, since it is larger than the sum of its proper divisors (1).

111322219079 is an equidigital number, since it uses as much as digits as its factorization.

111322219079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 38.

The spelling of 111322219079 in words is "one hundred eleven billion, three hundred twenty-two million, two hundred nineteen thousand, seventy-nine".