111023311103 has 2 divisors, whose sum is σ = 111023311104. Its totient is φ = 111023311102.

The previous prime is 111023311067. The next prime is 111023311111. The reversal of 111023311103 is 301113320111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111023311103 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111023311193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55511655551 + 55511655552.

It is an arithmetic number, because the mean of its divisors is an integer number (55511655552).

Almost surely, 2^111023311103 is an apocalyptic number.

111023311103 is a deficient number, since it is larger than the sum of its proper divisors (1).

111023311103 is an equidigital number, since it uses as much as digits as its factorization.

111023311103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 111023311103 its reverse (301113320111), we get a palindrome (412136631214).

The spelling of 111023311103 in words is "one hundred eleven billion, twenty-three million, three hundred eleven thousand, one hundred three".