222221200220011 has 2 divisors, whose sum is σ = 222221200220012. Its totient is φ = 222221200220010.

The previous prime is 222221200219939. The next prime is 222221200220161. The reversal of 222221200220011 is 110022002122222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222221200220011 - 2¹⁷ = 222221200088939 is a prime.

It is not a weakly prime, because it can be changed into another prime (222221200220711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110600110005 + 111110600110006.

It is an arithmetic number, because the mean of its divisors is an integer number (111110600110006).

Almost surely, 2^{222221200220011} is an apocalyptic number.

222221200220011 is a deficient number, since it is larger than the sum of its proper divisors (1).

222221200220011 is an equidigital number, since it uses as much as digits as its factorization.

222221200220011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222221200220011 its reverse (110022002122222), we get a palindrome (332243202342233).

The spelling of 222221200220011 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two hundred million, two hundred twenty thousand, eleven".