42143002301989 has 2 divisors, whose sum is σ = 42143002301990. Its totient is φ = 42143002301988.

The previous prime is 42143002301893. The next prime is 42143002302109. The reversal of 42143002301989 is 98910320034124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22286264213889 + 19856738088100 = 4720833^2 + 4456090^2 .

It is a cyclic number.

It is not a de Polignac number, because 42143002301989 - 2²³ = 42142993913381 is a prime.

It is a super-2 number, since 2×42143002301989² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42143002301189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21071501150994 + 21071501150995.

It is an arithmetic number, because the mean of its divisors is an integer number (21071501150995).

Almost surely, 2^{42143002301989} is an apocalyptic number.

It is an amenable number.

42143002301989 is a deficient number, since it is larger than the sum of its proper divisors (1).

42143002301989 is an equidigital number, since it uses as much as digits as its factorization.

42143002301989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 42143002301989 in words is "forty-two trillion, one hundred forty-three billion, two million, three hundred one thousand, nine hundred eighty-nine".