120142030424423 has 24 divisors (see below), whose sum is σ = 142044758578800. Its totient is φ = 101304954377088.

The previous prime is 120142030424327. The next prime is 120142030424459. The reversal of 120142030424423 is 324424030241021.

It is a happy number.

It is not a de Polignac number, because 120142030424423 - 2¹⁶ = 120142030358887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120142030424423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120142030424123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69062693 + ... + 70780926.

It is an arithmetic number, because the mean of its divisors is an integer number (5918531607450).

Almost surely, 2^{120142030424423} is an apocalyptic number.

120142030424423 is a deficient number, since it is larger than the sum of its proper divisors (21902728154377).

120142030424423 is a wasteful number, since it uses less digits than its factorization.

120142030424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139843919 (or 139843912 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 120142030424423 its reverse (324424030241021), we get a palindrome (444566060665444).

The spelling of 120142030424423 in words is "one hundred twenty trillion, one hundred forty-two billion, thirty million, four hundred twenty-four thousand, four hundred twenty-three".