211012020021199 has 2 divisors, whose sum is σ = 211012020021200. Its totient is φ = 211012020021198.

The previous prime is 211012020021169. The next prime is 211012020021221. The reversal of 211012020021199 is 991120020210112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211012020021199 - 2⁹ = 211012020020687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 211012020021199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211012020021149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105506010010599 + 105506010010600.

It is an arithmetic number, because the mean of its divisors is an integer number (105506010010600).

Almost surely, 2^{211012020021199} is an apocalyptic number.

211012020021199 is a deficient number, since it is larger than the sum of its proper divisors (1).

211012020021199 is an equidigital number, since it uses as much as digits as its factorization.

211012020021199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 211012020021199 in words is "two hundred eleven trillion, twelve billion, twenty million, twenty-one thousand, one hundred ninety-nine".