223012049209 has 8 divisors (see below), whose sum is σ = 223627627080. Its totient is φ = 222396742656.

The previous prime is 223012049177. The next prime is 223012049233. The reversal of 223012049209 is 902940210322.

It can be written as a sum of positive squares in 4 ways, for example, as 156990288400 + 66021760809 = 396220^2 + 256947^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 223012049209 - 2⁵ = 223012049177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223012049269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1637247 + ... + 1768219.

It is an arithmetic number, because the mean of its divisors is an integer number (27953453385).

Almost surely, 2^223012049209 is an apocalyptic number.

It is an amenable number.

223012049209 is a deficient number, since it is larger than the sum of its proper divisors (615577871).

223012049209 is a wasteful number, since it uses less digits than its factorization.

223012049209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135659.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 223012049209 in words is "two hundred twenty-three billion, twelve million, forty-nine thousand, two hundred nine".