120040123143 has 8 divisors (see below), whose sum is σ = 162442355968. Its totient is φ = 78832319544.

The previous prime is 120040123057. The next prime is 120040123207. The reversal of 120040123143 is 341321040021.

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

It is not a de Polignac number, because 120040123143 - 2¹³ = 120040114951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120040123543) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 298607071 + ... + 298607472.

It is an arithmetic number, because the mean of its divisors is an integer number (20305294496).

Almost surely, 2^120040123143 is an apocalyptic number.

120040123143 is a deficient number, since it is larger than the sum of its proper divisors (42402232825).

120040123143 is an equidigital number, since it uses as much as digits as its factorization.

120040123143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597214613.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 120040123143 its reverse (341321040021), we get a palindrome (461361163164).

The spelling of 120040123143 in words is "one hundred twenty billion, forty million, one hundred twenty-three thousand, one hundred forty-three".