111231111023299 has 2 divisors, whose sum is σ = 111231111023300. Its totient is φ = 111231111023298.

The previous prime is 111231111023293. The next prime is 111231111023381. The reversal of 111231111023299 is 992320111132111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111231111023299 is a prime.

It is not a weakly prime, because it can be changed into another prime (111231111023293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55615555511649 + 55615555511650.

It is an arithmetic number, because the mean of its divisors is an integer number (55615555511650).

Almost surely, 2^{111231111023299} is an apocalyptic number.

111231111023299 is a deficient number, since it is larger than the sum of its proper divisors (1).

111231111023299 is an equidigital number, since it uses as much as digits as its factorization.

111231111023299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 111231111023299 in words is "one hundred eleven trillion, two hundred thirty-one billion, one hundred eleven million, twenty-three thousand, two hundred ninety-nine".