123123322030002 has 128 divisors (see below), whose sum is σ = 308463905341440. Its totient is φ = 31945370526720.

The previous prime is 123123322029989. The next prime is 123123322030043. The reversal of 123123322030002 is 200030223321321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28437363 + ... + 32479689.

It is an arithmetic number, because the mean of its divisors is an integer number (2409874260480).

Almost surely, 2^{123123322030002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123123322030002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154231952670720).

123123322030002 is an abundant number, since it is smaller than the sum of its proper divisors (185340583311438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123123322030002 is a wasteful number, since it uses less digits than its factorization.

123123322030002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043856.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 123123322030002 its reverse (200030223321321), we get a palindrome (323153545351323).

The spelling of 123123322030002 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, three hundred twenty-two million, thirty thousand, two".