111111000111151 has 2 divisors, whose sum is σ = 111111000111152. Its totient is φ = 111111000111150.

The previous prime is 111111000111109. The next prime is 111111000111157. The reversal of 111111000111151 is 151111000111111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111111000111151 - 2⁴¹ = 108911976855599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111111000111157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555500055575 + 55555500055576.

It is an arithmetic number, because the mean of its divisors is an integer number (55555500055576).

Almost surely, 2^{111111000111151} is an apocalyptic number.

111111000111151 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111000111151 is an equidigital number, since it uses as much as digits as its factorization.

111111000111151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5, while the sum is 16.

Adding to 111111000111151 its reverse (151111000111111), we get a palindrome (262222000222262).

The spelling of 111111000111151 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred eleven thousand, one hundred fifty-one".