42244201501 has 2 divisors, whose sum is σ = 42244201502. Its totient is φ = 42244201500.

The previous prime is 42244201481. The next prime is 42244201507. The reversal of 42244201501 is 10510244224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28308399001 + 13935802500 = 168251^2 + 118050^2 .

It is a cyclic number.

It is not a de Polignac number, because 42244201501 - 2⁵ = 42244201469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42244201507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122100750 + 21122100751.

It is an arithmetic number, because the mean of its divisors is an integer number (21122100751).

Almost surely, 2^42244201501 is an apocalyptic number.

It is an amenable number.

42244201501 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244201501 is an equidigital number, since it uses as much as digits as its factorization.

42244201501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 42244201501 its reverse (10510244224), we get a palindrome (52754445725).

The spelling of 42244201501 in words is "forty-two billion, two hundred forty-four million, two hundred one thousand, five hundred one".