233321100013 has 4 divisors (see below), whose sum is σ = 247045870620. Its totient is φ = 219596329408.

The previous prime is 233321099989. The next prime is 233321100041. The reversal of 233321100013 is 310001123332.

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 74121696009 + 159199404004 = 272253^2 + 398998^2 .

It is a cyclic number.

It is not a de Polignac number, because 233321100013 - 2¹³ = 233321091821 is a prime.

It is a super-2 number, since 2×233321100013² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233321100083) 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, 6862385278 + ... + 6862385311.

It is an arithmetic number, because the mean of its divisors is an integer number (61761467655).

Almost surely, 2^233321100013 is an apocalyptic number.

It is an amenable number.

233321100013 is a deficient number, since it is larger than the sum of its proper divisors (13724770607).

233321100013 is a wasteful number, since it uses less digits than its factorization.

233321100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724770606.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 233321100013 its reverse (310001123332), we get a palindrome (543322223345).

The spelling of 233321100013 in words is "two hundred thirty-three billion, three hundred twenty-one million, one hundred thousand, thirteen".