142120030233 has 8 divisors (see below), whose sum is σ = 190036336000. Its totient is φ = 94475205648.

The previous prime is 142120030223. The next prime is 142120030289. The reversal of 142120030233 is 332030021241.

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

It is not a de Polignac number, because 142120030233 - 2¹⁷ = 142119899161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142120030223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67869073 + ... + 67871166.

It is an arithmetic number, because the mean of its divisors is an integer number (23754542000).

Almost surely, 2^142120030233 is an apocalyptic number.

It is an amenable number.

142120030233 is a deficient number, since it is larger than the sum of its proper divisors (47916305767).

142120030233 is a wasteful number, since it uses less digits than its factorization.

142120030233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135740591.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 142120030233 its reverse (332030021241), we get a palindrome (474150051474).

The spelling of 142120030233 in words is "one hundred forty-two billion, one hundred twenty million, thirty thousand, two hundred thirty-three".