111123022330091 has 2 divisors, whose sum is σ = 111123022330092. Its totient is φ = 111123022330090.

The previous prime is 111123022330057. The next prime is 111123022330121. The reversal of 111123022330091 is 190033220321111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111123022330091 - 2¹⁴ = 111123022313707 is a prime.

It is not a weakly prime, because it can be changed into another prime (111123022338091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561511165045 + 55561511165046.

It is an arithmetic number, because the mean of its divisors is an integer number (55561511165046).

Almost surely, 2^{111123022330091} is an apocalyptic number.

111123022330091 is a deficient number, since it is larger than the sum of its proper divisors (1).

111123022330091 is an equidigital number, since it uses as much as digits as its factorization.

111123022330091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 111123022330091 in words is "one hundred eleven trillion, one hundred twenty-three billion, twenty-two million, three hundred thirty thousand, ninety-one".