42312442001143 has 2 divisors, whose sum is σ = 42312442001144. Its totient is φ = 42312442001142.

The previous prime is 42312442001131. The next prime is 42312442001147. The reversal of 42312442001143 is 34110024421324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42312442001143 - 2²¹ = 42312439903991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42312442001147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21156221000571 + 21156221000572.

It is an arithmetic number, because the mean of its divisors is an integer number (21156221000572).

Almost surely, 2^{42312442001143} is an apocalyptic number.

42312442001143 is a deficient number, since it is larger than the sum of its proper divisors (1).

42312442001143 is an equidigital number, since it uses as much as digits as its factorization.

42312442001143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 42312442001143 its reverse (34110024421324), we get a palindrome (76422466422467).

The spelling of 42312442001143 in words is "forty-two trillion, three hundred twelve billion, four hundred forty-two million, one thousand, one hundred forty-three".