123120602 has 16 divisors (see below), whose sum is σ = 208418400. Its totient is φ = 54033840.

The previous prime is 123120601. The next prime is 123120617. The reversal of 123120602 is 206021321.

It is not an unprimeable number, because it can be changed into a prime (123120601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95852 + ... + 97127.

It is an arithmetic number, because the mean of its divisors is an integer number (13026150).

Almost surely, 2^123120602 is an apocalyptic number.

123120602 is a deficient number, since it is larger than the sum of its proper divisors (85297798).

123120602 is a wasteful number, since it uses less digits than its factorization.

123120602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193021.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 123120602 is about 11095.9723323375. The cubic root of 123120602 is about 497.4814713266.

Adding to 123120602 its reverse (206021321), we get a palindrome (329141923).

The spelling of 123120602 in words is "one hundred twenty-three million, one hundred twenty thousand, six hundred two".