233031200009 has 4 divisors (see below), whose sum is σ = 241066758660. Its totient is φ = 224995641360.

The previous prime is 233031199997. The next prime is 233031200021. The reversal of 233031200009 is 900002130332.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (233031199997) and next prime (233031200021).

It can be written as a sum of positive squares in 2 ways, for example, as 37310785600 + 195720414409 = 193160^2 + 442403^2 .

It is a cyclic number.

It is not a de Polignac number, because 233031200009 - 2²⁰ = 233030151433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233031202009) 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, 4017779282 + ... + 4017779339.

It is an arithmetic number, because the mean of its divisors is an integer number (60266689665).

Almost surely, 2^233031200009 is an apocalyptic number.

233031200009 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

233031200009 is a deficient number, since it is larger than the sum of its proper divisors (8035558651).

233031200009 is an equidigital number, since it uses as much as digits as its factorization.

233031200009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8035558650.

The product of its (nonzero) digits is 972, while the sum is 23.

The spelling of 233031200009 in words is "two hundred thirty-three billion, thirty-one million, two hundred thousand, nine".