233111322113 has 2 divisors, whose sum is σ = 233111322114. Its totient is φ = 233111322112.

The previous prime is 233111322083. The next prime is 233111322133. The reversal of 233111322113 is 311223111332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197644263184 + 35467058929 = 444572^2 + 188327^2 .

It is a cyclic number.

It is not a de Polignac number, because 233111322113 - 2¹² = 233111318017 is a prime.

It is not a weakly prime, because it can be changed into another prime (233111322133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116555661056 + 116555661057.

It is an arithmetic number, because the mean of its divisors is an integer number (116555661057).

Almost surely, 2^233111322113 is an apocalyptic number.

It is an amenable number.

233111322113 is a deficient number, since it is larger than the sum of its proper divisors (1).

233111322113 is an equidigital number, since it uses as much as digits as its factorization.

233111322113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

Adding to 233111322113 its reverse (311223111332), we get a palindrome (544334433445).

The spelling of 233111322113 in words is "two hundred thirty-three billion, one hundred eleven million, three hundred twenty-two thousand, one hundred thirteen".