11223023199979 has 2 divisors, whose sum is σ = 11223023199980. Its totient is φ = 11223023199978.

The previous prime is 11223023199967. The next prime is 11223023200003. The reversal of 11223023199979 is 97999132032211.

11223023199979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11223023199979 is a prime.

It is not a weakly prime, because it can be changed into another prime (11223023199679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611511599989 + 5611511599990.

It is an arithmetic number, because the mean of its divisors is an integer number (5611511599990).

Almost surely, 2^{11223023199979} is an apocalyptic number.

11223023199979 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223023199979 is an equidigital number, since it uses as much as digits as its factorization.

11223023199979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 58.

The spelling of 11223023199979 in words is "eleven trillion, two hundred twenty-three billion, twenty-three million, one hundred ninety-nine thousand, nine hundred seventy-nine".