123744122 has 16 divisors (see below), whose sum is σ = 199869120. Its totient is φ = 57244608.

The previous prime is 123744113. The next prime is 123744133. The reversal of 123744122 is 221447321.

It is a junction number, because it is equal to n+sod(n) for n = 123744091 and 123744100.

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, 28838 + ... + 32849.

It is an arithmetic number, because the mean of its divisors is an integer number (12491820).

Almost surely, 2^123744122 is an apocalyptic number.

123744122 is a deficient number, since it is larger than the sum of its proper divisors (76124998).

123744122 is a wasteful number, since it uses less digits than its factorization.

123744122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61765.

The product of its digits is 2688, while the sum is 26.

The square root of 123744122 is about 11124.0335310534. The cubic root of 123744122 is about 498.3198565598.

The spelling of 123744122 in words is "one hundred twenty-three million, seven hundred forty-four thousand, one hundred twenty-two".