20220002202209 has 2 divisors, whose sum is σ = 20220002202210. Its totient is φ = 20220002202208.

The previous prime is 20220002202151. The next prime is 20220002202217. The reversal of 20220002202209 is 90220220002202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17559058264609 + 2660943937600 = 4190353^2 + 1631240^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220002202209 - 2¹⁶ = 20220002136673 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220002202229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110001101104 + 10110001101105.

It is an arithmetic number, because the mean of its divisors is an integer number (10110001101105).

Almost surely, 2^{20220002202209} is an apocalyptic number.

It is an amenable number.

20220002202209 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220002202209 is an equidigital number, since it uses as much as digits as its factorization.

20220002202209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The spelling of 20220002202209 in words is "twenty trillion, two hundred twenty billion, two million, two hundred two thousand, two hundred nine".