123320313230 has 16 divisors (see below), whose sum is σ = 225289648080. Its totient is φ = 48591884352.

The previous prime is 123320313211. The next prime is 123320313253. The reversal of 123320313230 is 32313023321.

It is a junction number, because it is equal to n+sod(n) for n = 123320313196 and 123320313205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92029415 + ... + 92030754.

It is an arithmetic number, because the mean of its divisors is an integer number (14080603005).

Almost surely, 2^123320313230 is an apocalyptic number.

123320313230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123320313230 is a deficient number, since it is larger than the sum of its proper divisors (101969334850).

123320313230 is a wasteful number, since it uses less digits than its factorization.

123320313230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184060243.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 123320313230 its reverse (32313023321), we get a palindrome (155633336551).

The spelling of 123320313230 in words is "one hundred twenty-three billion, three hundred twenty million, three hundred thirteen thousand, two hundred thirty".