123004210442 has 16 divisors (see below), whose sum is σ = 190947594240. Its totient is φ = 59356767792.

The previous prime is 123004210429. The next prime is 123004210453. The reversal of 123004210442 is 244012400321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297098 + ... + 578165.

It is an arithmetic number, because the mean of its divisors is an integer number (11934224640).

Almost surely, 2^123004210442 is an apocalyptic number.

123004210442 is a deficient number, since it is larger than the sum of its proper divisors (67943383798).

123004210442 is a wasteful number, since it uses less digits than its factorization.

123004210442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877717.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 123004210442 its reverse (244012400321), we get a palindrome (367016610763).

The spelling of 123004210442 in words is "one hundred twenty-three billion, four million, two hundred ten thousand, four hundred forty-two".