542431121001 has 32 divisors (see below), whose sum is σ = 907447077888. Its totient is φ = 279987589440.

The previous prime is 542431120993. The next prime is 542431121021. The reversal of 542431121001 is 100121134245.

It is not a de Polignac number, because 542431121001 - 2³ = 542431120993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542431121021) 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, 7442035 + ... + 7514568.

It is an arithmetic number, because the mean of its divisors is an integer number (28357721184).

Almost surely, 2^542431121001 is an apocalyptic number.

It is an amenable number.

542431121001 is a deficient number, since it is larger than the sum of its proper divisors (365015956887).

542431121001 is a wasteful number, since it uses less digits than its factorization.

542431121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14956781.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 542431121001 its reverse (100121134245), we get a palindrome (642552255246).

The spelling of 542431121001 in words is "five hundred forty-two billion, four hundred thirty-one million, one hundred twenty-one thousand, one".