2101100020211 has 8 divisors (see below), whose sum is σ = 2116484806800. Its totient is φ = 2085766431840.

The previous prime is 2101100020207. The next prime is 2101100020219. The reversal of 2101100020211 is 1120200011012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2101100020211 - 2² = 2101100020207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2101100020192 and 2101100020201.

It is not an unprimeable number, because it can be changed into a prime (2101100020219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12717176 + ... + 12881333.

It is an arithmetic number, because the mean of its divisors is an integer number (264560600850).

Almost surely, 2^{2101100020211} is an apocalyptic number.

2101100020211 is a deficient number, since it is larger than the sum of its proper divisors (15384786589).

2101100020211 is a wasteful number, since it uses less digits than its factorization.

2101100020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25599109.

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

Adding to 2101100020211 its reverse (1120200011012), we get a palindrome (3221300031223).

The spelling of 2101100020211 in words is "two trillion, one hundred one billion, one hundred million, twenty thousand, two hundred eleven".