123311433323 has 16 divisors (see below), whose sum is σ = 133262687040. Its totient is φ = 113427316224.

The previous prime is 123311433319. The next prime is 123311433353. The reversal of 123311433323 is 323334113321.

It is not a de Polignac number, because 123311433323 - 2² = 123311433319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123311433353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5214815 + ... + 5238407.

It is an arithmetic number, because the mean of its divisors is an integer number (8328917940).

Almost surely, 2^123311433323 is an apocalyptic number.

123311433323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123311433323 is a deficient number, since it is larger than the sum of its proper divisors (9951253717).

123311433323 is a wasteful number, since it uses less digits than its factorization.

123311433323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24998.

The product of its digits is 11664, while the sum is 29.

Adding to 123311433323 its reverse (323334113321), we get a palindrome (446645546644).

The spelling of 123311433323 in words is "one hundred twenty-three billion, three hundred eleven million, four hundred thirty-three thousand, three hundred twenty-three".