111012103057 has 2 divisors, whose sum is σ = 111012103058. Its totient is φ = 111012103056.

The previous prime is 111012102989. The next prime is 111012103079. The reversal of 111012103057 is 750301210111.

It is an a-pointer prime, because the next prime (111012103079) can be obtained adding 111012103057 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69461765136 + 41550337921 = 263556^2 + 203839^2 .

It is an emirp because it is prime and its reverse (750301210111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111012103057 - 2¹⁵ = 111012070289 is a prime.

It is not a weakly prime, because it can be changed into another prime (111012103157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506051528 + 55506051529.

It is an arithmetic number, because the mean of its divisors is an integer number (55506051529).

Almost surely, 2^111012103057 is an apocalyptic number.

It is an amenable number.

111012103057 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012103057 is an equidigital number, since it uses as much as digits as its factorization.

111012103057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 22.

Adding to 111012103057 its reverse (750301210111), we get a palindrome (861313313168).

The spelling of 111012103057 in words is "one hundred eleven billion, twelve million, one hundred three thousand, fifty-seven".