42144321430123 has 8 divisors (see below), whose sum is σ = 46075353586416. Its totient is φ = 38229910975200.

The previous prime is 42144321430121. The next prime is 42144321430147. The reversal of 42144321430123 is 32103412344124.

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 42144321430123 - 2¹ = 42144321430121 is a prime.

It is a super-2 number, since 2×42144321430123² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42144321430121) 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, 4155420036 + ... + 4155430177.

It is an arithmetic number, because the mean of its divisors is an integer number (5759419198302).

Almost surely, 2^{42144321430123} is an apocalyptic number.

42144321430123 is a deficient number, since it is larger than the sum of its proper divisors (3931032156293).

42144321430123 is a wasteful number, since it uses less digits than its factorization.

42144321430123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8310850685.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 42144321430123 its reverse (32103412344124), we get a palindrome (74247733774247).

The spelling of 42144321430123 in words is "forty-two trillion, one hundred forty-four billion, three hundred twenty-one million, four hundred thirty thousand, one hundred twenty-three".