211002122201111 has 8 divisors (see below), whose sum is σ = 211037133657744. Its totient is φ = 210967111653760.

The previous prime is 211002122201099. The next prime is 211002122201113. The reversal of 211002122201111 is 111102221200112.

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 211002122201111 - 2³⁸ = 210727244294167 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 211002122201111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211002122201113) 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, 588116000 + ... + 588474666.

It is an arithmetic number, because the mean of its divisors is an integer number (26379641707218).

Almost surely, 2^{211002122201111} is an apocalyptic number.

211002122201111 is a deficient number, since it is larger than the sum of its proper divisors (35011456633).

211002122201111 is an equidigital number, since it uses as much as digits as its factorization.

211002122201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454641.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211002122201111 its reverse (111102221200112), we get a palindrome (322104343401223).

The spelling of 211002122201111 in words is "two hundred eleven trillion, two billion, one hundred twenty-two million, two hundred one thousand, one hundred eleven".