2110001110221 has 16 divisors (see below), whose sum is σ = 2950846873344. Its totient is φ = 1339529166144.

The previous prime is 2110001110219. The next prime is 2110001110249. The reversal of 2110001110221 is 1220111000112.

It is not a de Polignac number, because 2110001110221 - 2¹ = 2110001110219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110001110197 and 2110001110206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110001110291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202218390 + ... + 202228823.

It is an arithmetic number, because the mean of its divisors is an integer number (184427929584).

Almost surely, 2^{2110001110221} is an apocalyptic number.

It is an amenable number.

2110001110221 is a deficient number, since it is larger than the sum of its proper divisors (840845763123).

2110001110221 is a wasteful number, since it uses less digits than its factorization.

2110001110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404447300.

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

Adding to 2110001110221 its reverse (1220111000112), we get a palindrome (3330112110333).

It can be divided in two parts, 2110001 and 110221, that added together give a palindrome (2220222).

The spelling of 2110001110221 in words is "two trillion, one hundred ten billion, one million, one hundred ten thousand, two hundred twenty-one".