82282220222801 has 4 divisors (see below), whose sum is σ = 82284152816292. Its totient is φ = 82280287629312.

The previous prime is 82282220222777. The next prime is 82282220222803. The reversal of 82282220222801 is 10822202228228.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 71633354395201 + 10648865827600 = 8463649^2 + 3263260^2 .

It is a cyclic number.

It is not a de Polignac number, because 82282220222801 - 2²² = 82282216028497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82282220222803) 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 in 3 ways as a sum of consecutive naturals, for example, 966232880 + ... + 966318033.

It is an arithmetic number, because the mean of its divisors is an integer number (20571038204073).

Almost surely, 2^{82282220222801} is an apocalyptic number.

It is an amenable number.

82282220222801 is a deficient number, since it is larger than the sum of its proper divisors (1932593491).

82282220222801 is a wasteful number, since it uses less digits than its factorization.

82282220222801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932593490.

The product of its (nonzero) digits is 131072, while the sum is 41.

The spelling of 82282220222801 in words is "eighty-two trillion, two hundred eighty-two billion, two hundred twenty million, two hundred twenty-two thousand, eight hundred one".