222120200122009 has 16 divisors (see below), whose sum is σ = 254533055717376. Its totient is φ = 189878356558800.

The previous prime is 222120200121929. The next prime is 222120200122027. The reversal of 222120200122009 is 900221002021222.

It is not a de Polignac number, because 222120200122009 - 2¹⁹ = 222120199597721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222120200132009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23576317 + ... + 31624090.

It is an arithmetic number, because the mean of its divisors is an integer number (15908315982336).

Almost surely, 2^{222120200122009} is an apocalyptic number.

It is an amenable number.

222120200122009 is a deficient number, since it is larger than the sum of its proper divisors (32412855595367).

222120200122009 is an equidigital number, since it uses as much as digits as its factorization.

222120200122009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55201956.

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

The spelling of 222120200122009 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred million, one hundred twenty-two thousand, nine".