142002341321 has 2 divisors, whose sum is σ = 142002341322. Its totient is φ = 142002341320.

The previous prime is 142002341293. The next prime is 142002341347. The reversal of 142002341321 is 123143200241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94885561225 + 47116780096 = 308035^2 + 217064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142002341321 is a prime.

It is not a weakly prime, because it can be changed into another prime (142002347321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71001170660 + 71001170661.

It is an arithmetic number, because the mean of its divisors is an integer number (71001170661).

Almost surely, 2^142002341321 is an apocalyptic number.

It is an amenable number.

142002341321 is a deficient number, since it is larger than the sum of its proper divisors (1).

142002341321 is an equidigital number, since it uses as much as digits as its factorization.

142002341321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 142002341321 its reverse (123143200241), we get a palindrome (265145541562).

The spelling of 142002341321 in words is "one hundred forty-two billion, two million, three hundred forty-one thousand, three hundred twenty-one".