2211022021011 has 16 divisors (see below), whose sum is σ = 3121647984000. Its totient is φ = 1387216765568.

The previous prime is 2211022020971. The next prime is 2211022021057. The reversal of 2211022021011 is 1101202201122.

It is a cyclic number.

It is not a de Polignac number, because 2211022021011 - 2³⁵ = 2176662282643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211022023011) 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, 636621 + ... + 2197118.

It is an arithmetic number, because the mean of its divisors is an integer number (195102999000).

Almost surely, 2^{2211022021011} is an apocalyptic number.

2211022021011 is a deficient number, since it is larger than the sum of its proper divisors (910625962989).

2211022021011 is a wasteful number, since it uses less digits than its factorization.

2211022021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849058.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2211022021011 its reverse (1101202201122), we get a palindrome (3312224222133).

The spelling of 2211022021011 in words is "two trillion, two hundred eleven billion, twenty-two million, twenty-one thousand, eleven".