11112421079 has 2 divisors, whose sum is σ = 11112421080. Its totient is φ = 11112421078.

The previous prime is 11112421069. The next prime is 11112421081. The reversal of 11112421079 is 97012421111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11112421079 - 2⁴ = 11112421063 is a prime.

Together with 11112421081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112421069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556210539 + 5556210540.

It is an arithmetic number, because the mean of its divisors is an integer number (5556210540).

Almost surely, 2^11112421079 is an apocalyptic number.

11112421079 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112421079 is an equidigital number, since it uses as much as digits as its factorization.

11112421079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 29.

The spelling of 11112421079 in words is "eleven billion, one hundred twelve million, four hundred twenty-one thousand, seventy-nine".