12111100039 has 2 divisors, whose sum is σ = 12111100040. Its totient is φ = 12111100038.

The previous prime is 12111099971. The next prime is 12111100051. The reversal of 12111100039 is 93000111121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12111100039 - 2⁷ = 12111099911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12111099989 and 12111100025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12111100439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055550019 + 6055550020.

It is an arithmetic number, because the mean of its divisors is an integer number (6055550020).

Almost surely, 2^12111100039 is an apocalyptic number.

12111100039 is a deficient number, since it is larger than the sum of its proper divisors (1).

12111100039 is an equidigital number, since it uses as much as digits as its factorization.

12111100039 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 19.

The spelling of 12111100039 in words is "twelve billion, one hundred eleven million, one hundred thousand, thirty-nine".