123120003424342 has 8 divisors (see below), whose sum is σ = 185131545492600. Its totient is φ = 61409488260144.

The previous prime is 123120003424331. The next prime is 123120003424361. The reversal of 123120003424342 is 243424300021321.

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

It is a super-2 number, since 2×123120003424342² (a number of 29 digits) contains 22 as substring.

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, 75256724992 + ... + 75256726627.

It is an arithmetic number, because the mean of its divisors is an integer number (23141443186575).

Almost surely, 2^{123120003424342} is an apocalyptic number.

123120003424342 is a deficient number, since it is larger than the sum of its proper divisors (62011542068258).

123120003424342 is a wasteful number, since it uses less digits than its factorization.

123120003424342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150513452030.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 123120003424342 its reverse (243424300021321), we get a palindrome (366544303445663).

The spelling of 123120003424342 in words is "one hundred twenty-three trillion, one hundred twenty billion, three million, four hundred twenty-four thousand, three hundred forty-two".