21112000200007 has 2 divisors, whose sum is σ = 21112000200008. Its totient is φ = 21112000200006.

The previous prime is 21112000199989. The next prime is 21112000200047. The reversal of 21112000200007 is 70000200021112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21112000200007 - 2⁷ = 21112000199879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21112000200047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10556000100003 + 10556000100004.

It is an arithmetic number, because the mean of its divisors is an integer number (10556000100004).

Almost surely, 2^{21112000200007} is an apocalyptic number.

21112000200007 is a deficient number, since it is larger than the sum of its proper divisors (1).

21112000200007 is an equidigital number, since it uses as much as digits as its factorization.

21112000200007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 21112000200007 its reverse (70000200021112), we get a palindrome (91112200221119).

The spelling of 21112000200007 in words is "twenty-one trillion, one hundred twelve billion, two hundred thousand, seven".