20200001110979 has 2 divisors, whose sum is σ = 20200001110980. Its totient is φ = 20200001110978.

The previous prime is 20200001110957. The next prime is 20200001110997. The reversal of 20200001110979 is 97901110000202.

Together with next prime (20200001110997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20200001110979 - 2¹⁶ = 20200001045443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20200001110999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100000555489 + 10100000555490.

It is an arithmetic number, because the mean of its divisors is an integer number (10100000555490).

Almost surely, 2^{20200001110979} is an apocalyptic number.

20200001110979 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200001110979 is an equidigital number, since it uses as much as digits as its factorization.

20200001110979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 32.

The spelling of 20200001110979 in words is "twenty trillion, two hundred billion, one million, one hundred ten thousand, nine hundred seventy-nine".