123003212042 has 8 divisors (see below), whose sum is σ = 184808781696. Its totient is φ = 61400284812.

The previous prime is 123003212041. The next prime is 123003212177. The reversal of 123003212042 is 240212300321.

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

It is not an unprimeable number, because it can be changed into a prime (123003212041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50659088 + ... + 50661515.

It is an arithmetic number, because the mean of its divisors is an integer number (23101097712).

Almost surely, 2^123003212042 is an apocalyptic number.

123003212042 is a deficient number, since it is larger than the sum of its proper divisors (61805569654).

123003212042 is a wasteful number, since it uses less digits than its factorization.

123003212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101321212.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 123003212042 its reverse (240212300321), we get a palindrome (363215512363).

The spelling of 123003212042 in words is "one hundred twenty-three billion, three million, two hundred twelve thousand, forty-two".