142333522321 has 8 divisors (see below), whose sum is σ = 145355554944. Its totient is φ = 139323952560.

The previous prime is 142333522319. The next prime is 142333522333. The reversal of 142333522321 is 123225333241.

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 142333522321 - 2¹ = 142333522319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142333592321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3092631 + ... + 3138316.

It is an arithmetic number, because the mean of its divisors is an integer number (18169444368).

Almost surely, 2^142333522321 is an apocalyptic number.

It is an amenable number.

142333522321 is a deficient number, since it is larger than the sum of its proper divisors (3022032623).

142333522321 is an equidigital number, since it uses as much as digits as its factorization.

142333522321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6231431.

The product of its digits is 25920, while the sum is 31.

Adding to 142333522321 its reverse (123225333241), we get a palindrome (265558855562).

The spelling of 142333522321 in words is "one hundred forty-two billion, three hundred thirty-three million, five hundred twenty-two thousand, three hundred twenty-one".