111100100110231 has 2 divisors, whose sum is σ = 111100100110232. Its totient is φ = 111100100110230.

The previous prime is 111100100110201. The next prime is 111100100110253. The reversal of 111100100110231 is 132011001001111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111100100110231 - 2²⁵ = 111100066555799 is a prime.

It is a super-2 number, since 2×111100100110231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100100110201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550050055115 + 55550050055116.

It is an arithmetic number, because the mean of its divisors is an integer number (55550050055116).

Almost surely, 2^{111100100110231} is an apocalyptic number.

111100100110231 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100100110231 is an equidigital number, since it uses as much as digits as its factorization.

111100100110231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 111100100110231 its reverse (132011001001111), we get a palindrome (243111101111342).

The spelling of 111100100110231 in words is "one hundred eleven trillion, one hundred billion, one hundred million, one hundred ten thousand, two hundred thirty-one".