2221001110211 has 4 divisors (see below), whose sum is σ = 2391847349472. Its totient is φ = 2050154870952.

The previous prime is 2221001110183. The next prime is 2221001110217. The reversal of 2221001110211 is 1120111001222.

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 2221001110211 - 2²⁶ = 2220934001347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221001110217) 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, 85423119611 + ... + 85423119636.

It is an arithmetic number, because the mean of its divisors is an integer number (597961837368).

Almost surely, 2^{2221001110211} is an apocalyptic number.

2221001110211 is a deficient number, since it is larger than the sum of its proper divisors (170846239261).

2221001110211 is a wasteful number, since it uses less digits than its factorization.

2221001110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170846239260.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2221001110211 its reverse (1120111001222), we get a palindrome (3341112111433).

The spelling of 2221001110211 in words is "two trillion, two hundred twenty-one billion, one million, one hundred ten thousand, two hundred eleven".