202221001220011 has 2 divisors, whose sum is σ = 202221001220012. Its totient is φ = 202221001220010.

The previous prime is 202221001219957. The next prime is 202221001220041. The reversal of 202221001220011 is 110022100122202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202221001220011 - 2¹⁵ = 202221001187243 is a prime.

It is not a weakly prime, because it can be changed into another prime (202221001220041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110500610005 + 101110500610006.

It is an arithmetic number, because the mean of its divisors is an integer number (101110500610006).

Almost surely, 2^{202221001220011} is an apocalyptic number.

202221001220011 is a deficient number, since it is larger than the sum of its proper divisors (1).

202221001220011 is an equidigital number, since it uses as much as digits as its factorization.

202221001220011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202221001220011 its reverse (110022100122202), we get a palindrome (312243101342213).

The spelling of 202221001220011 in words is "two hundred two trillion, two hundred twenty-one billion, one million, two hundred twenty thousand, eleven".