211011022979 has 2 divisors, whose sum is σ = 211011022980. Its totient is φ = 211011022978.

The previous prime is 211011022973. The next prime is 211011022991. The reversal of 211011022979 is 979220110112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211011022979 - 2⁸ = 211011022723 is a prime.

It is not a weakly prime, because it can be changed into another prime (211011022973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105505511489 + 105505511490.

It is an arithmetic number, because the mean of its divisors is an integer number (105505511490).

Almost surely, 2^211011022979 is an apocalyptic number.

211011022979 is a deficient number, since it is larger than the sum of its proper divisors (1).

211011022979 is an equidigital number, since it uses as much as digits as its factorization.

211011022979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 35.

The spelling of 211011022979 in words is "two hundred eleven billion, eleven million, twenty-two thousand, nine hundred seventy-nine".