211200102022211 has 4 divisors (see below), whose sum is σ = 211838168796024. Its totient is φ = 210562035248400.

The previous prime is 211200102022159. The next prime is 211200102022229. The reversal of 211200102022211 is 112220201002112.

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-211200102022211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211200102022211.

It is not an unprimeable number, because it can be changed into a prime (211200102042211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319033386410 + ... + 319033387071.

It is an arithmetic number, because the mean of its divisors is an integer number (52959542199006).

Almost surely, 2^{211200102022211} is an apocalyptic number.

211200102022211 is a deficient number, since it is larger than the sum of its proper divisors (638066773813).

211200102022211 is an equidigital number, since it uses as much as digits as its factorization.

211200102022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638066773812.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211200102022211 its reverse (112220201002112), we get a palindrome (323420303024323).

The spelling of 211200102022211 in words is "two hundred eleven trillion, two hundred billion, one hundred two million, twenty-two thousand, two hundred eleven".