123240322 has 16 divisors (see below), whose sum is σ = 190314432. Its totient is φ = 59819760.

The previous prime is 123240263. The next prime is 123240323. The reversal of 123240322 is 223042321.

It is a self number, because there is not a number n which added to its sum of digits gives 123240322.

It is not an unprimeable number, because it can be changed into a prime (123240323) 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, 10072 + ... + 18652.

It is an arithmetic number, because the mean of its divisors is an integer number (11894652).

Almost surely, 2^123240322 is an apocalyptic number.

123240322 is a deficient number, since it is larger than the sum of its proper divisors (67074110).

123240322 is a wasteful number, since it uses less digits than its factorization.

123240322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 123240322 is about 11101.3657718319. The cubic root of 123240322 is about 497.6426660867.

Adding to 123240322 its reverse (223042321), we get a palindrome (346282643).

The spelling of 123240322 in words is "one hundred twenty-three million, two hundred forty thousand, three hundred twenty-two".