123120422 has 8 divisors (see below), whose sum is σ = 184746072. Its totient is φ = 61538400.

The previous prime is 123120421. The next prime is 123120427. The reversal of 123120422 is 224021321.

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

It is a self number, because there is not a number n which added to its sum of digits gives 123120422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123120421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2579 + ... + 15902.

It is an arithmetic number, because the mean of its divisors is an integer number (23093259).

Almost surely, 2^123120422 is an apocalyptic number.

123120422 is a deficient number, since it is larger than the sum of its proper divisors (61625650).

123120422 is a wasteful number, since it uses less digits than its factorization.

123120422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21814.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 123120422 is about 11095.9642212833. The cubic root of 123120422 is about 497.4812288903.

Adding to 123120422 its reverse (224021321), we get a palindrome (347141743).

The spelling of 123120422 in words is "one hundred twenty-three million, one hundred twenty thousand, four hundred twenty-two".