20222202121209 has 24 divisors (see below), whose sum is σ = 33250735507392. Its totient is φ = 11723015721120.

The previous prime is 20222202121201. The next prime is 20222202121217. The reversal of 20222202121209 is 90212120222202.

20222202121209 is a `hidden beast` number, since 2 + 0 + 22 + 220 + 212 + 1 + 209 = 666.

It is an interprime number because it is at equal distance from previous prime (20222202121201) and next prime (20222202121217).

It is not a de Polignac number, because 20222202121209 - 2³ = 20222202121201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20222202121201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4440533982 + ... + 4440538535.

It is an arithmetic number, because the mean of its divisors is an integer number (1385447312808).

Almost surely, 2^{20222202121209} is an apocalyptic number.

It is an amenable number.

20222202121209 is a deficient number, since it is larger than the sum of its proper divisors (13028533386183).

20222202121209 is a wasteful number, since it uses less digits than its factorization.

20222202121209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8881072557 (or 8881072554 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 20222202121209 in words is "twenty trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, two hundred nine".