211331200979 has 2 divisors, whose sum is σ = 211331200980. Its totient is φ = 211331200978.

The previous prime is 211331200963. The next prime is 211331201021. The reversal of 211331200979 is 979002133112.

211331200979 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 not a de Polignac number, because 211331200979 - 2⁴ = 211331200963 is a prime.

It is not a weakly prime, because it can be changed into another prime (211331290979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105665600489 + 105665600490.

It is an arithmetic number, because the mean of its divisors is an integer number (105665600490).

Almost surely, 2^211331200979 is an apocalyptic number.

211331200979 is a deficient number, since it is larger than the sum of its proper divisors (1).

211331200979 is an equidigital number, since it uses as much as digits as its factorization.

211331200979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 211331200979 in words is "two hundred eleven billion, three hundred thirty-one million, two hundred thousand, nine hundred seventy-nine".