211022020119917 has 2 divisors, whose sum is σ = 211022020119918. Its totient is φ = 211022020119916.

The previous prime is 211022020119913. The next prime is 211022020120049. The reversal of 211022020119917 is 719911020220112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200644222031236 + 10377798088681 = 14164894^2 + 3221459^2 .

It is a cyclic number.

It is not a de Polignac number, because 211022020119917 - 2² = 211022020119913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211022020119913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105511010059958 + 105511010059959.

It is an arithmetic number, because the mean of its divisors is an integer number (105511010059959).

Almost surely, 2^{211022020119917} is an apocalyptic number.

It is an amenable number.

211022020119917 is a deficient number, since it is larger than the sum of its proper divisors (1).

211022020119917 is an equidigital number, since it uses as much as digits as its factorization.

211022020119917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 38.

The spelling of 211022020119917 in words is "two hundred eleven trillion, twenty-two billion, twenty million, one hundred nineteen thousand, nine hundred seventeen".