42312224033 has 2 divisors, whose sum is σ = 42312224034. Its totient is φ = 42312224032.

The previous prime is 42312224027. The next prime is 42312224047. The reversal of 42312224033 is 33042221324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38570210449 + 3742013584 = 196393^2 + 61172^2 .

It is a cyclic number.

It is not a de Polignac number, because 42312224033 - 2⁸ = 42312223777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42312223993 and 42312224011.

It is not a weakly prime, because it can be changed into another prime (42312224023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21156112016 + 21156112017.

It is an arithmetic number, because the mean of its divisors is an integer number (21156112017).

Almost surely, 2^42312224033 is an apocalyptic number.

It is an amenable number.

42312224033 is a deficient number, since it is larger than the sum of its proper divisors (1).

42312224033 is an equidigital number, since it uses as much as digits as its factorization.

42312224033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 42312224033 its reverse (33042221324), we get a palindrome (75354445357).

The spelling of 42312224033 in words is "forty-two billion, three hundred twelve million, two hundred twenty-four thousand, thirty-three".