42124430001 has 32 divisors (see below), whose sum is σ = 58385276928. Its totient is φ = 26995409280.

The previous prime is 42124429981. The next prime is 42124430017. The reversal of 42124430001 is 10003442124.

It is not a de Polignac number, because 42124430001 - 2²¹ = 42122332849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42124430001.

It is not an unprimeable number, because it can be changed into a prime (42124430081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5555725 + ... + 5563301.

It is an arithmetic number, because the mean of its divisors is an integer number (1824539904).

Almost surely, 2^42124430001 is an apocalyptic number.

It is an amenable number.

42124430001 is a deficient number, since it is larger than the sum of its proper divisors (16260846927).

42124430001 is a wasteful number, since it uses less digits than its factorization.

42124430001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8301.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 42124430001 its reverse (10003442124), we get a palindrome (52127872125).

The spelling of 42124430001 in words is "forty-two billion, one hundred twenty-four million, four hundred thirty thousand, one".