2100200011211 has 4 divisors (see below), whose sum is σ = 2107367929632. Its totient is φ = 2093032092792.

The previous prime is 2100200011177. The next prime is 2100200011237. The reversal of 2100200011211 is 1121100020012.

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 2100200011211 - 2¹⁰ = 2100200010187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2100200011192 and 2100200011201.

It is not an unprimeable number, because it can be changed into a prime (2100200011111) 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, 3583958771 + ... + 3583959356.

It is an arithmetic number, because the mean of its divisors is an integer number (526841982408).

Almost surely, 2^{2100200011211} is an apocalyptic number.

2100200011211 is a deficient number, since it is larger than the sum of its proper divisors (7167918421).

2100200011211 is an equidigital number, since it uses as much as digits as its factorization.

2100200011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7167918420.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2100200011211 its reverse (1121100020012), we get a palindrome (3221300031223).

The spelling of 2100200011211 in words is "two trillion, one hundred billion, two hundred million, eleven thousand, two hundred eleven".