42014344123 has 12 divisors (see below), whose sum is σ = 43527848728. Its totient is φ = 40551799680.

The previous prime is 42014344117. The next prime is 42014344147. The reversal of 42014344123 is 32144341024.

It is not a de Polignac number, because 42014344123 - 2²⁹ = 41477473211 is a prime.

It is a super-2 number, since 2×42014344123² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42014344091 and 42014344100.

It is not an unprimeable number, because it can be changed into a prime (42014345123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3183328 + ... + 3196498.

Almost surely, 2^42014344123 is an apocalyptic number.

42014344123 is a deficient number, since it is larger than the sum of its proper divisors (1513504605).

42014344123 is a wasteful number, since it uses less digits than its factorization.

42014344123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17022 (or 16993 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 42014344123 its reverse (32144341024), we get a palindrome (74158685147).

The spelling of 42014344123 in words is "forty-two billion, fourteen million, three hundred forty-four thousand, one hundred twenty-three".