211022200022111 has 8 divisors (see below), whose sum is σ = 211048864395264. Its totient is φ = 210995537080960.

The previous prime is 211022200022099. The next prime is 211022200022131. The reversal of 211022200022111 is 111220002220112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211022200022111 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 211022200022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211022200022131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311326091 + ... + 312003171.

It is an arithmetic number, because the mean of its divisors is an integer number (26381108049408).

Almost surely, 2^{211022200022111} is an apocalyptic number.

211022200022111 is a deficient number, since it is larger than the sum of its proper divisors (26664373153).

211022200022111 is a wasteful number, since it uses less digits than its factorization.

211022200022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716001.

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

Adding to 211022200022111 its reverse (111220002220112), we get a palindrome (322242202242223).

The spelling of 211022200022111 in words is "two hundred eleven trillion, twenty-two billion, two hundred million, twenty-two thousand, one hundred eleven".