222212033009 has 4 divisors (see below), whose sum is σ = 222220905204. Its totient is φ = 222203160816.

The previous prime is 222212032961. The next prime is 222212033027. The reversal of 222212033009 is 900330212222.

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 194022630400 + 28189402609 = 440480^2 + 167897^2 .

It is a cyclic number.

It is not a de Polignac number, because 222212033009 - 2⁸ = 222212032753 is a prime.

It is a super-2 number, since 2×222212033009² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222212033509) 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, 4398422 + ... + 4448655.

It is an arithmetic number, because the mean of its divisors is an integer number (55555226301).

Almost surely, 2^222212033009 is an apocalyptic number.

It is an amenable number.

222212033009 is a deficient number, since it is larger than the sum of its proper divisors (8872195).

222212033009 is an equidigital number, since it uses as much as digits as its factorization.

222212033009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8872194.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 222212033009 in words is "two hundred twenty-two billion, two hundred twelve million, thirty-three thousand, nine".