22211012201197 has 2 divisors, whose sum is σ = 22211012201198. Its totient is φ = 22211012201196.

The previous prime is 22211012201083. The next prime is 22211012201219. The reversal of 22211012201197 is 79110221011222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22153034303401 + 57977897796 = 4706701^2 + 240786^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211012201197 - 2⁷ = 22211012201069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22211012201797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105506100598 + 11105506100599.

It is an arithmetic number, because the mean of its divisors is an integer number (11105506100599).

Almost surely, 2^{22211012201197} is an apocalyptic number.

It is an amenable number.

22211012201197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211012201197 is an equidigital number, since it uses as much as digits as its factorization.

22211012201197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 22211012201197 in words is "twenty-two trillion, two hundred eleven billion, twelve million, two hundred one thousand, one hundred ninety-seven".