115205000111 has 2 divisors, whose sum is σ = 115205000112. Its totient is φ = 115205000110.

The previous prime is 115205000093. The next prime is 115205000117. The reversal of 115205000111 is 111000502511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115205000111 - 2¹⁴ = 115204983727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115205000111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115205000117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57602500055 + 57602500056.

It is an arithmetic number, because the mean of its divisors is an integer number (57602500056).

Almost surely, 2^115205000111 is an apocalyptic number.

115205000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

115205000111 is an equidigital number, since it uses as much as digits as its factorization.

115205000111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 17.

Adding to 115205000111 its reverse (111000502511), we get a palindrome (226205502622).

The spelling of 115205000111 in words is "one hundred fifteen billion, two hundred five million, one hundred eleven", and thus it is an aban number.