233123132312 has 64 divisors (see below), whose sum is σ = 507218680320. Its totient is φ = 98377348608.

The previous prime is 233123132287. The next prime is 233123132323. The reversal of 233123132312 is 213231321332.

233123132312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9919808 + ... + 9943280.

It is an arithmetic number, because the mean of its divisors is an integer number (7925291880).

Almost surely, 2^233123132312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233123132312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253609340160).

233123132312 is an abundant number, since it is smaller than the sum of its proper divisors (274095548008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233123132312 is a wasteful number, since it uses less digits than its factorization.

233123132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26200 (or 26196 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

Adding to 233123132312 its reverse (213231321332), we get a palindrome (446354453644).

The spelling of 233123132312 in words is "two hundred thirty-three billion, one hundred twenty-three million, one hundred thirty-two thousand, three hundred twelve".