123230122 has 4 divisors (see below), whose sum is σ = 184845186. Its totient is φ = 61615060.

The previous prime is 123230117. The next prime is 123230137. The reversal of 123230122 is 221032321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110691441 + 12538681 = 10521^2 + 3541^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123230096 and 123230105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30807529 + ... + 30807532.

Almost surely, 2^123230122 is an apocalyptic number.

123230122 is a deficient number, since it is larger than the sum of its proper divisors (61615064).

123230122 is an equidigital number, since it uses as much as digits as its factorization.

123230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61615063.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 123230122 is about 11100.9063593925. The cubic root of 123230122 is about 497.6289365563.

Adding to 123230122 its reverse (221032321), we get a palindrome (344262443).

The spelling of 123230122 in words is "one hundred twenty-three million, two hundred thirty thousand, one hundred twenty-two".