233100321232213 has 4 divisors (see below), whose sum is σ = 234308094917548. Its totient is φ = 231892547546880.

The previous prime is 233100321232189. The next prime is 233100321232223. The reversal of 233100321232213 is 312232123001332.

It is a happy number.

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 94868028560484 + 138232292671729 = 9740022^2 + 11757223^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233100321232213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233100321232223) 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, 603886842378 + ... + 603886842763.

It is an arithmetic number, because the mean of its divisors is an integer number (58577023729387).

Almost surely, 2^{233100321232213} is an apocalyptic number.

It is an amenable number.

233100321232213 is a deficient number, since it is larger than the sum of its proper divisors (1207773685335).

233100321232213 is a wasteful number, since it uses less digits than its factorization.

233100321232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207773685334.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 233100321232213 its reverse (312232123001332), we get a palindrome (545332444233545).

The spelling of 233100321232213 in words is "two hundred thirty-three trillion, one hundred billion, three hundred twenty-one million, two hundred thirty-two thousand, two hundred thirteen".