123423321022 has 8 divisors (see below), whose sum is σ = 185838917616. Its totient is φ = 61477015152.

The previous prime is 123423321019. The next prime is 123423321031. The reversal of 123423321022 is 220123324321.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117322023 + ... + 117323074.

It is an arithmetic number, because the mean of its divisors is an integer number (23229864702).

Almost surely, 2^123423321022 is an apocalyptic number.

123423321022 is a deficient number, since it is larger than the sum of its proper divisors (62415596594).

123423321022 is a wasteful number, since it uses less digits than its factorization.

123423321022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234645362.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 123423321022 its reverse (220123324321), we get a palindrome (343546645343).

The spelling of 123423321022 in words is "one hundred twenty-three billion, four hundred twenty-three million, three hundred twenty-one thousand, twenty-two".