142002443001 has 4 divisors (see below), whose sum is σ = 189336590672. Its totient is φ = 94668295332.

The previous prime is 142002442999. The next prime is 142002443111. The reversal of 142002443001 is 100344200241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 142002443001 - 2¹ = 142002442999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142002448001) 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 3 ways as a sum of consecutive naturals, for example, 23667073831 + ... + 23667073836.

It is an arithmetic number, because the mean of its divisors is an integer number (47334147668).

Almost surely, 2^142002443001 is an apocalyptic number.

It is an amenable number.

142002443001 is a deficient number, since it is larger than the sum of its proper divisors (47334147671).

142002443001 is an equidigital number, since it uses as much as digits as its factorization.

142002443001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47334147670.

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

Adding to 142002443001 its reverse (100344200241), we get a palindrome (242346643242).

The spelling of 142002443001 in words is "one hundred forty-two billion, two million, four hundred forty-three thousand, one".