201000122210111 has 8 divisors (see below), whose sum is σ = 229976357460000. Its totient is φ = 172089369979488.

The previous prime is 201000122210087. The next prime is 201000122210113. The reversal of 201000122210111 is 111012221000102.

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-201000122210111 is a prime.

It is a super-2 number, since 2×201000122210111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201000122210113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16370748236 + ... + 16370760513.

It is an arithmetic number, because the mean of its divisors is an integer number (28747044682500).

Almost surely, 2^{201000122210111} is an apocalyptic number.

201000122210111 is a deficient number, since it is larger than the sum of its proper divisors (28976235249889).

201000122210111 is an equidigital number, since it uses as much as digits as its factorization.

201000122210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32741509633.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201000122210111 its reverse (111012221000102), we get a palindrome (312012343210213).

The spelling of 201000122210111 in words is "two hundred one trillion, one hundred twenty-two million, two hundred ten thousand, one hundred eleven".