42244222373 has 2 divisors, whose sum is σ = 42244222374. Its totient is φ = 42244222372.

The previous prime is 42244222331. The next prime is 42244222439. The reversal of 42244222373 is 37322244224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30193232644 + 12050989729 = 173762^2 + 109777^2 .

It is a cyclic number.

It is not a de Polignac number, because 42244222373 - 2⁸ = 42244222117 is a prime.

It is a super-2 number, since 2×42244222373² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42244222303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122111186 + 21122111187.

It is an arithmetic number, because the mean of its divisors is an integer number (21122111187).

Almost surely, 2^42244222373 is an apocalyptic number.

It is an amenable number.

42244222373 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244222373 is an equidigital number, since it uses as much as digits as its factorization.

42244222373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 35.

Adding to 42244222373 its reverse (37322244224), we get a palindrome (79566466597).

The spelling of 42244222373 in words is "forty-two billion, two hundred forty-four million, two hundred twenty-two thousand, three hundred seventy-three".