111101110233149 has 2 divisors, whose sum is σ = 111101110233150. Its totient is φ = 111101110233148.

The previous prime is 111101110233067. The next prime is 111101110233209. The reversal of 111101110233149 is 941332011101111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91916666433124 + 19184443800025 = 9587318^2 + 4380005^2 .

It is a cyclic number.

It is not a de Polignac number, because 111101110233149 - 2⁴⁴ = 93508924188733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111101110238149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550555116574 + 55550555116575.

It is an arithmetic number, because the mean of its divisors is an integer number (55550555116575).

Almost surely, 2^{111101110233149} is an apocalyptic number.

It is an amenable number.

111101110233149 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101110233149 is an equidigital number, since it uses as much as digits as its factorization.

111101110233149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 111101110233149 in words is "one hundred eleven trillion, one hundred one billion, one hundred ten million, two hundred thirty-three thousand, one hundred forty-nine".