22000010202161 has 2 divisors, whose sum is σ = 22000010202162. Its totient is φ = 22000010202160.

The previous prime is 22000010202139. The next prime is 22000010202217. The reversal of 22000010202161 is 16120201000022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12636140920225 + 9363869281936 = 3554735^2 + 3060044^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000010202161 - 2⁶ = 22000010202097 is a prime.

It is not a weakly prime, because it can be changed into another prime (22000010202361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000005101080 + 11000005101081.

It is an arithmetic number, because the mean of its divisors is an integer number (11000005101081).

Almost surely, 2^{22000010202161} is an apocalyptic number.

It is an amenable number.

22000010202161 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000010202161 is an equidigital number, since it uses as much as digits as its factorization.

22000010202161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22000010202161 its reverse (16120201000022), we get a palindrome (38120211202183).

The spelling of 22000010202161 in words is "twenty-two trillion, ten million, two hundred two thousand, one hundred sixty-one".