201212020210979 has 2 divisors, whose sum is σ = 201212020210980. Its totient is φ = 201212020210978.

The previous prime is 201212020210921. The next prime is 201212020211039. The reversal of 201212020210979 is 979012020212102.

201212020210979 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 201212020210979 - 2¹⁶ = 201212020145443 is a prime.

It is not a weakly prime, because it can be changed into another prime (201212020210679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606010105489 + 100606010105490.

It is an arithmetic number, because the mean of its divisors is an integer number (100606010105490).

Almost surely, 2^{201212020210979} is an apocalyptic number.

201212020210979 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212020210979 is an equidigital number, since it uses as much as digits as its factorization.

201212020210979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 201212020210979 in words is "two hundred one trillion, two hundred twelve billion, twenty million, two hundred ten thousand, nine hundred seventy-nine".