22122201202009 has 4 divisors (see below), whose sum is σ = 22172138451216. Its totient is φ = 22072263952804.

The previous prime is 22122201202001. The next prime is 22122201202117. The reversal of 22122201202009 is 90020210222122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22122201202009 - 2³ = 22122201202001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122201202001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24968623939 + ... + 24968624824.

It is an arithmetic number, because the mean of its divisors is an integer number (5543034612804).

Almost surely, 2^{22122201202009} is an apocalyptic number.

It is an amenable number.

22122201202009 is a deficient number, since it is larger than the sum of its proper divisors (49937249207).

22122201202009 is an equidigital number, since it uses as much as digits as its factorization.

22122201202009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49937249206.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 22122201202009 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred one million, two hundred two thousand, nine".