210011200010111 has 4 divisors (see below), whose sum is σ = 210011384345400. Its totient is φ = 210011015674824.

The previous prime is 210011200010107. The next prime is 210011200010177. The reversal of 210011200010111 is 111010002110012.

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 210011200010111 - 2² = 210011200010107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210011200010092 and 210011200010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210011200010191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90448016 + ... + 92740853.

It is an arithmetic number, because the mean of its divisors is an integer number (52502846086350).

Almost surely, 2^{210011200010111} is an apocalyptic number.

210011200010111 is a deficient number, since it is larger than the sum of its proper divisors (184335289).

210011200010111 is a wasteful number, since it uses less digits than its factorization.

210011200010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184335288.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 210011200010111 its reverse (111010002110012), we get a palindrome (321021202120123).

The spelling of 210011200010111 in words is "two hundred ten trillion, eleven billion, two hundred million, ten thousand, one hundred eleven".