12222201224201 has 2 divisors, whose sum is σ = 12222201224202. Its totient is φ = 12222201224200.

The previous prime is 12222201224197. The next prime is 12222201224279. The reversal of 12222201224201 is 10242210222221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9298084124176 + 2924117100025 = 3049276^2 + 1710005^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222201224201 - 2² = 12222201224197 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222204224201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111100612100 + 6111100612101.

It is an arithmetic number, because the mean of its divisors is an integer number (6111100612101).

Almost surely, 2^{12222201224201} is an apocalyptic number.

It is an amenable number.

12222201224201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222201224201 is an equidigital number, since it uses as much as digits as its factorization.

12222201224201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 12222201224201 its reverse (10242210222221), we get a palindrome (22464411446422).

The spelling of 12222201224201 in words is "twelve trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty-four thousand, two hundred one".