142440203303 has 2 divisors, whose sum is σ = 142440203304. Its totient is φ = 142440203302.

The previous prime is 142440203299. The next prime is 142440203363. The reversal of 142440203303 is 303302044241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142440203303 - 2² = 142440203299 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142440203363) 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 as a sum of consecutive naturals, namely, 71220101651 + 71220101652.

It is an arithmetic number, because the mean of its divisors is an integer number (71220101652).

Almost surely, 2^142440203303 is an apocalyptic number.

142440203303 is a deficient number, since it is larger than the sum of its proper divisors (1).

142440203303 is an equidigital number, since it uses as much as digits as its factorization.

142440203303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 142440203303 its reverse (303302044241), we get a palindrome (445742247544).

The spelling of 142440203303 in words is "one hundred forty-two billion, four hundred forty million, two hundred three thousand, three hundred three".