123311331233 has 8 divisors (see below), whose sum is σ = 124879438080. Its totient is φ = 121743404640.

The previous prime is 123311331229. The next prime is 123311331239. The reversal of 123311331233 is 332133113321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123311331233 - 2² = 123311331229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123311331239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1817741 + ... + 1884357.

It is an arithmetic number, because the mean of its divisors is an integer number (15609929760).

Almost surely, 2^123311331233 is an apocalyptic number.

It is an amenable number.

123311331233 is a deficient number, since it is larger than the sum of its proper divisors (1568106847).

123311331233 is an equidigital number, since it uses as much as digits as its factorization.

123311331233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90127.

The product of its digits is 2916, while the sum is 26.

Adding to 123311331233 its reverse (332133113321), we get a palindrome (455444444554).

The spelling of 123311331233 in words is "one hundred twenty-three billion, three hundred eleven million, three hundred thirty-one thousand, two hundred thirty-three".