123320602 has 16 divisors (see below), whose sum is σ = 197627040. Its totient is φ = 57541968.

The previous prime is 123320581. The next prime is 123320623. The reversal of 123320602 is 206023321.

It is an interprime number because it is at equal distance from previous prime (123320581) and next prime (123320623).

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 123320602.

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, 21673 + ... + 26764.

It is an arithmetic number, because the mean of its divisors is an integer number (12351690).

Almost surely, 2^123320602 is an apocalyptic number.

123320602 is a deficient number, since it is larger than the sum of its proper divisors (74306438).

123320602 is a wasteful number, since it uses less digits than its factorization.

123320602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48525.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 123320602 is about 11104.9809545087. The cubic root of 123320602 is about 497.7506991312.

Adding to 123320602 its reverse (206023321), we get a palindrome (329343923).

The spelling of 123320602 in words is "one hundred twenty-three million, three hundred twenty thousand, six hundred two".