22000100112197 has 2 divisors, whose sum is σ = 22000100112198. Its totient is φ = 22000100112196.

The previous prime is 22000100112169. The next prime is 22000100112223. The reversal of 22000100112197 is 79121100100022.

It is an a-pointer prime, because the next prime (22000100112223) can be obtained adding 22000100112197 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21240751695361 + 759348416836 = 4608769^2 + 871406^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000100112197 - 2²² = 22000095917893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22000100192197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000050056098 + 11000050056099.

It is an arithmetic number, because the mean of its divisors is an integer number (11000050056099).

Almost surely, 2^{22000100112197} is an apocalyptic number.

It is an amenable number.

22000100112197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000100112197 is an equidigital number, since it uses as much as digits as its factorization.

22000100112197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 22000100112197 in words is "twenty-two trillion, one hundred million, one hundred twelve thousand, one hundred ninety-seven".