211200122219 has 4 divisors (see below), whose sum is σ = 213291212640. Its totient is φ = 209109031800.

The previous prime is 211200122179. The next prime is 211200122261. The reversal of 211200122219 is 912221002112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211200122219 is a prime.

It is a super-2 number, since 2×211200122219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211200122194 and 211200122203.

It is not an unprimeable number, because it can be changed into a prime (211200112219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045545059 + ... + 1045545260.

It is an arithmetic number, because the mean of its divisors is an integer number (53322803160).

Almost surely, 2^211200122219 is an apocalyptic number.

211200122219 is a deficient number, since it is larger than the sum of its proper divisors (2091090421).

211200122219 is a wasteful number, since it uses less digits than its factorization.

211200122219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091090420.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 211200122219 in words is "two hundred eleven billion, two hundred million, one hundred twenty-two thousand, two hundred nineteen".