233013313331 has 16 divisors (see below), whose sum is σ = 242389730400. Its totient is φ = 223727228928.

The previous prime is 233013313321. The next prime is 233013313439. The reversal of 233013313331 is 133313310332.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-233013313331 is a prime.

It is a super-2 number, since 2×233013313331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233013313331.

It is not an unprimeable number, because it can be changed into a prime (233013313321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18502985 + ... + 18515573.

It is an arithmetic number, because the mean of its divisors is an integer number (15149358150).

Almost surely, 2^233013313331 is an apocalyptic number.

233013313331 is a deficient number, since it is larger than the sum of its proper divisors (9376417069).

233013313331 is a wasteful number, since it uses less digits than its factorization.

233013313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16118.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 233013313331 its reverse (133313310332), we get a palindrome (366326623663).

The spelling of 233013313331 in words is "two hundred thirty-three billion, thirteen million, three hundred thirteen thousand, three hundred thirty-one".