210000122211 has 8 divisors (see below), whose sum is σ = 305454723264. Its totient is φ = 127272801320.

The previous prime is 210000122203. The next prime is 210000122237. The reversal of 210000122211 is 112221000012.

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

It is a cyclic number.

It is not a de Polignac number, because 210000122211 - 2³ = 210000122203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (210000122291) 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, 3181820001 + ... + 3181820066.

It is an arithmetic number, because the mean of its divisors is an integer number (38181840408).

Almost surely, 2^210000122211 is an apocalyptic number.

210000122211 is a deficient number, since it is larger than the sum of its proper divisors (95454601053).

210000122211 is a wasteful number, since it uses less digits than its factorization.

210000122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6363640081.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210000122211 its reverse (112221000012), we get a palindrome (322221122223).

It can be divided in two parts, 2100001 and 22211, that added together give a palindrome (2122212).

The spelling of 210000122211 in words is "two hundred ten billion, one hundred twenty-two thousand, two hundred eleven".