142001252303 has 4 divisors (see below), whose sum is σ = 146897847240. Its totient is φ = 137104657368.

The previous prime is 142001252279. The next prime is 142001252357. The reversal of 142001252303 is 303252100241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142001252303 - 2¹⁰ = 142001251279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142001252203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2448297425 + ... + 2448297482.

It is an arithmetic number, because the mean of its divisors is an integer number (36724461810).

Almost surely, 2^142001252303 is an apocalyptic number.

142001252303 is a deficient number, since it is larger than the sum of its proper divisors (4896594937).

142001252303 is an equidigital number, since it uses as much as digits as its factorization.

142001252303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4896594936.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 142001252303 its reverse (303252100241), we get a palindrome (445253352544).

The spelling of 142001252303 in words is "one hundred forty-two billion, one million, two hundred fifty-two thousand, three hundred three".