233123321311 has 2 divisors, whose sum is σ = 233123321312. Its totient is φ = 233123321310.

The previous prime is 233123321287. The next prime is 233123321341. The reversal of 233123321311 is 113123321332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 233123321311 - 2⁵ = 233123321279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233123321341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116561660655 + 116561660656.

It is an arithmetic number, because the mean of its divisors is an integer number (116561660656).

Almost surely, 2^233123321311 is an apocalyptic number.

233123321311 is a deficient number, since it is larger than the sum of its proper divisors (1).

233123321311 is an equidigital number, since it uses as much as digits as its factorization.

233123321311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

Adding to 233123321311 its reverse (113123321332), we get a palindrome (346246642643).

The spelling of 233123321311 in words is "two hundred thirty-three billion, one hundred twenty-three million, three hundred twenty-one thousand, three hundred eleven".