142335013531321 has 8 divisors (see below), whose sum is σ = 153533915972360. Its totient is φ = 131171833268352.

The previous prime is 142335013531309. The next prime is 142335013531339. The reversal of 142335013531321 is 123135310533241.

It can be written as a sum of positive squares in 4 ways, for example, as 496179360000 + 141838834171321 = 704400^2 + 11909611^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142335013531321 is a prime.

It is a super-2 number, since 2×142335013531321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142335013511321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8930536236 + ... + 8930552173.

It is an arithmetic number, because the mean of its divisors is an integer number (19191739496545).

Almost surely, 2^{142335013531321} is an apocalyptic number.

It is an amenable number.

142335013531321 is a deficient number, since it is larger than the sum of its proper divisors (11198902441039).

142335013531321 is a wasteful number, since it uses less digits than its factorization.

142335013531321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17861089035.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 142335013531321 in words is "one hundred forty-two trillion, three hundred thirty-five billion, thirteen million, five hundred thirty-one thousand, three hundred twenty-one".