2222221112011 has 2 divisors, whose sum is σ = 2222221112012. Its totient is φ = 2222221112010.

The previous prime is 2222221111993. The next prime is 2222221112021. The reversal of 2222221112011 is 1102111222222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2222221112011 - 2⁷ = 2222221111883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2222221112011.

It is not a weakly prime, because it can be changed into another prime (2222221112021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111110556005 + 1111110556006.

It is an arithmetic number, because the mean of its divisors is an integer number (1111110556006).

Almost surely, 2^{2222221112011} is an apocalyptic number.

2222221112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222221112011 is an equidigital number, since it uses as much as digits as its factorization.

2222221112011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2222221112011 its reverse (1102111222222), we get a palindrome (3324332334233).

The spelling of 2222221112011 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred twelve thousand, eleven".