22110220111979 has 2 divisors, whose sum is σ = 22110220111980. Its totient is φ = 22110220111978.

The previous prime is 22110220111919. The next prime is 22110220112021. The reversal of 22110220111979 is 97911102201122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22110220111979 - 2¹⁶ = 22110220046443 is a prime.

It is not a weakly prime, because it can be changed into another prime (22110220111919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055110055989 + 11055110055990.

It is an arithmetic number, because the mean of its divisors is an integer number (11055110055990).

Almost surely, 2^{22110220111979} is an apocalyptic number.

22110220111979 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110220111979 is an equidigital number, since it uses as much as digits as its factorization.

22110220111979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 22110220111979 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty million, one hundred eleven thousand, nine hundred seventy-nine".