2221011100011 has 48 divisors (see below), whose sum is σ = 3299656301568. Its totient is φ = 1317749664000.

The previous prime is 2221011099959. The next prime is 2221011100043. The reversal of 2221011100011 is 1100011101222.

It is not a de Polignac number, because 2221011100011 - 2⁹ = 2221011099499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2221011100011.

It is not an unprimeable number, because it can be changed into a prime (2221011100211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26358630 + ... + 26442756.

It is an arithmetic number, because the mean of its divisors is an integer number (68742839616).

Almost surely, 2^{2221011100011} is an apocalyptic number.

2221011100011 is a deficient number, since it is larger than the sum of its proper divisors (1078645201557).

2221011100011 is a wasteful number, since it uses less digits than its factorization.

2221011100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84420 (or 84331 counting only the distinct ones).

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

Adding to 2221011100011 its reverse (1100011101222), we get a palindrome (3321022201233).

The spelling of 2221011100011 in words is "two trillion, two hundred twenty-one billion, eleven million, one hundred thousand, eleven".