2201220010001 has 2 divisors, whose sum is σ = 2201220010002. Its totient is φ = 2201220010000.

The previous prime is 2201220009977. The next prime is 2201220010039. The reversal of 2201220010001 is 1000100221022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2187961638976 + 13258371025 = 1479176^2 + 115145^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201220010001 - 2²⁶ = 2201152901137 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201220018001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100610005000 + 1100610005001.

It is an arithmetic number, because the mean of its divisors is an integer number (1100610005001).

Almost surely, 2^{2201220010001} is an apocalyptic number.

It is an amenable number.

2201220010001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201220010001 is an equidigital number, since it uses as much as digits as its factorization.

2201220010001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2201220010001 its reverse (1000100221022), we get a palindrome (3201320231023).

The spelling of 2201220010001 in words is "two trillion, two hundred one billion, two hundred twenty million, ten thousand, one".