22200101202173 has 2 divisors, whose sum is σ = 22200101202174. Its totient is φ = 22200101202172.

The previous prime is 22200101202163. The next prime is 22200101202271. The reversal of 22200101202173 is 37120210100222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17861932890244 + 4338168311929 = 4226338^2 + 2082827^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200101202173 - 2⁴ = 22200101202157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22200101202163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100050601086 + 11100050601087.

It is an arithmetic number, because the mean of its divisors is an integer number (11100050601087).

Almost surely, 2^{22200101202173} is an apocalyptic number.

It is an amenable number.

22200101202173 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200101202173 is an equidigital number, since it uses as much as digits as its factorization.

22200101202173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 22200101202173 its reverse (37120210100222), we get a palindrome (59320311302395).

The spelling of 22200101202173 in words is "twenty-two trillion, two hundred billion, one hundred one million, two hundred two thousand, one hundred seventy-three".