302000421143 has 2 divisors, whose sum is σ = 302000421144. Its totient is φ = 302000421142.

The previous prime is 302000421131. The next prime is 302000421157. The reversal of 302000421143 is 341124000203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 302000421143 - 2¹⁴ = 302000404759 is a prime.

It is a super-2 number, since 2×302000421143² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302000421103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151000210571 + 151000210572.

It is an arithmetic number, because the mean of its divisors is an integer number (151000210572).

Almost surely, 2^302000421143 is an apocalyptic number.

302000421143 is a deficient number, since it is larger than the sum of its proper divisors (1).

302000421143 is an equidigital number, since it uses as much as digits as its factorization.

302000421143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 302000421143 its reverse (341124000203), we get a palindrome (643124421346).

The spelling of 302000421143 in words is "three hundred two billion, four hundred twenty-one thousand, one hundred forty-three".