11220201012197 has 2 divisors, whose sum is σ = 11220201012198. Its totient is φ = 11220201012196.

The previous prime is 11220201012187. The next prime is 11220201012299. The reversal of 11220201012197 is 79121010202211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10754195450881 + 466005561316 = 3279359^2 + 682646^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220201012197 - 2⁸ = 11220201011941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220201012187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610100506098 + 5610100506099.

It is an arithmetic number, because the mean of its divisors is an integer number (5610100506099).

Almost surely, 2^{11220201012197} is an apocalyptic number.

It is an amenable number.

11220201012197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220201012197 is an equidigital number, since it uses as much as digits as its factorization.

11220201012197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

The spelling of 11220201012197 in words is "eleven trillion, two hundred twenty billion, two hundred one million, twelve thousand, one hundred ninety-seven".