120142142112423 has 8 divisors (see below), whose sum is σ = 160205444685936. Its totient is φ = 80086800473600.

The previous prime is 120142142112401. The next prime is 120142142112437. The reversal of 120142142112423 is 324211241241021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 120142142112423 - 2¹⁰ = 120142142111399 is a prime.

It is a super-2 number, since 2×120142142112423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120142142111423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1990198458 + ... + 1990258823.

It is an arithmetic number, because the mean of its divisors is an integer number (20025680585742).

Almost surely, 2^{120142142112423} is an apocalyptic number.

120142142112423 is a deficient number, since it is larger than the sum of its proper divisors (40063302573513).

120142142112423 is a wasteful number, since it uses less digits than its factorization.

120142142112423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3980467345.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 120142142112423 its reverse (324211241241021), we get a palindrome (444353383353444).

The spelling of 120142142112423 in words is "one hundred twenty trillion, one hundred forty-two billion, one hundred forty-two million, one hundred twelve thousand, four hundred twenty-three".