11111231107 has 2 divisors, whose sum is σ = 11111231108. Its totient is φ = 11111231106.

The previous prime is 11111231083. The next prime is 11111231111. The reversal of 11111231107 is 70113211111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11111231107 - 2¹⁵ = 11111198339 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111231167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555615553 + 5555615554.

It is an arithmetic number, because the mean of its divisors is an integer number (5555615554).

Almost surely, 2^11111231107 is an apocalyptic number.

11111231107 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111231107 is an equidigital number, since it uses as much as digits as its factorization.

11111231107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 19.

Adding to 11111231107 its reverse (70113211111), we get a palindrome (81224442218).

The spelling of 11111231107 in words is "eleven billion, one hundred eleven million, two hundred thirty-one thousand, one hundred seven".