233033222009 has 6 divisors (see below), whose sum is σ = 271079462394. Its totient is φ = 199742761680.

The previous prime is 233033221987. The next prime is 233033222029. The reversal of 233033222009 is 900222330332.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 199451560000 + 33581662009 = 446600^2 + 183253^2 .

It is a de Polignac number, because none of the positive numbers 2^k-233033222009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233033222029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2377889972 + ... + 2377890069.

It is an arithmetic number, because the mean of its divisors is an integer number (45179910399).

Almost surely, 2^233033222009 is an apocalyptic number.

It is an amenable number.

233033222009 is a deficient number, since it is larger than the sum of its proper divisors (38046240385).

233033222009 is an equidigital number, since it uses as much as digits as its factorization.

233033222009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755780055 (or 4755780048 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

The spelling of 233033222009 in words is "two hundred thirty-three billion, thirty-three million, two hundred twenty-two thousand, nine".