2101012100211 has 4 divisors (see below), whose sum is σ = 2801349466952. Its totient is φ = 1400674733472.

The previous prime is 2101012100177. The next prime is 2101012100353. The reversal of 2101012100211 is 1120012101012.

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

It is not a de Polignac number, because 2101012100211 - 2⁹ = 2101012099699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101012100111) 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, 350168683366 + ... + 350168683371.

It is an arithmetic number, because the mean of its divisors is an integer number (700337366738).

Almost surely, 2^{2101012100211} is an apocalyptic number.

2101012100211 is a deficient number, since it is larger than the sum of its proper divisors (700337366741).

2101012100211 is an equidigital number, since it uses as much as digits as its factorization.

2101012100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700337366740.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2101012100211 its reverse (1120012101012), we get a palindrome (3221024201223).

The spelling of 2101012100211 in words is "two trillion, one hundred one billion, twelve million, one hundred thousand, two hundred eleven".