140420242120303 has 2 divisors, whose sum is σ = 140420242120304. Its totient is φ = 140420242120302.

The previous prime is 140420242120267. The next prime is 140420242120313. The reversal of 140420242120303 is 303021242024041.

It is a strong prime.

It is an emirp because it is prime and its reverse (303021242024041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140420242120303 - 2⁴⁵ = 105235870031471 is a prime.

It is a super-2 number, since 2×140420242120303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140420242120313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70210121060151 + 70210121060152.

It is an arithmetic number, because the mean of its divisors is an integer number (70210121060152).

Almost surely, 2^{140420242120303} is an apocalyptic number.

140420242120303 is a deficient number, since it is larger than the sum of its proper divisors (1).

140420242120303 is an equidigital number, since it uses as much as digits as its factorization.

140420242120303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140420242120303 its reverse (303021242024041), we get a palindrome (443441484144344).

The spelling of 140420242120303 in words is "one hundred forty trillion, four hundred twenty billion, two hundred forty-two million, one hundred twenty thousand, three hundred three".