212200001110111 has 4 divisors (see below), whose sum is σ = 242514286982992. Its totient is φ = 181885715237232.

The previous prime is 212200001110073. The next prime is 212200001110151. The reversal of 212200001110111 is 111011100002212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212200001110111 - 2¹¹ = 212200001108063 is a prime.

It is a super-2 number, since 2×212200001110111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212200001110091 and 212200001110100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212200001110151) 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, 15157142936430 + ... + 15157142936443.

It is an arithmetic number, because the mean of its divisors is an integer number (60628571745748).

Almost surely, 2^{212200001110111} is an apocalyptic number.

212200001110111 is a deficient number, since it is larger than the sum of its proper divisors (30314285872881).

212200001110111 is an equidigital number, since it uses as much as digits as its factorization.

212200001110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30314285872880.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 212200001110111 its reverse (111011100002212), we get a palindrome (323211101112323).

The spelling of 212200001110111 in words is "two hundred twelve trillion, two hundred billion, one million, one hundred ten thousand, one hundred eleven".