42030312143 has 2 divisors, whose sum is σ = 42030312144. Its totient is φ = 42030312142.

The previous prime is 42030312133. The next prime is 42030312179. The reversal of 42030312143 is 34121303024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42030312143 - 2⁸ = 42030311887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42030312133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21015156071 + 21015156072.

It is an arithmetic number, because the mean of its divisors is an integer number (21015156072).

Almost surely, 2^42030312143 is an apocalyptic number.

42030312143 is a deficient number, since it is larger than the sum of its proper divisors (1).

42030312143 is an equidigital number, since it uses as much as digits as its factorization.

42030312143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 42030312143 its reverse (34121303024), we get a palindrome (76151615167).

The spelling of 42030312143 in words is "forty-two billion, thirty million, three hundred twelve thousand, one hundred forty-three".