21232233201 has 8 divisors (see below), whose sum is σ = 28732176544. Its totient is φ = 13943556000.

The previous prime is 21232233163. The next prime is 21232233223. The reversal of 21232233201 is 10233223212.

It is a happy number.

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

It is not a de Polignac number, because 21232233201 - 2⁷ = 21232233073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21232233401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52816300 + ... + 52816701.

It is an arithmetic number, because the mean of its divisors is an integer number (3591522068).

Almost surely, 2^21232233201 is an apocalyptic number.

It is an amenable number.

21232233201 is a deficient number, since it is larger than the sum of its proper divisors (7499943343).

21232233201 is a wasteful number, since it uses less digits than its factorization.

21232233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105633071.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21232233201 its reverse (10233223212), we get a palindrome (31465456413).

The spelling of 21232233201 in words is "twenty-one billion, two hundred thirty-two million, two hundred thirty-three thousand, two hundred one".