22443524130431 has 2 divisors, whose sum is σ = 22443524130432. Its totient is φ = 22443524130430.

The previous prime is 22443524130427. The next prime is 22443524130437. The reversal of 22443524130431 is 13403142534422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22443524130431 - 2² = 22443524130427 is a prime.

It is a super-2 number, since 2×22443524130431² (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 (22443524130437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11221762065215 + 11221762065216.

It is an arithmetic number, because the mean of its divisors is an integer number (11221762065216).

Almost surely, 2^{22443524130431} is an apocalyptic number.

22443524130431 is a deficient number, since it is larger than the sum of its proper divisors (1).

22443524130431 is an equidigital number, since it uses as much as digits as its factorization.

22443524130431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 22443524130431 its reverse (13403142534422), we get a palindrome (35846666664853).

The spelling of 22443524130431 in words is "twenty-two trillion, four hundred forty-three billion, five hundred twenty-four million, one hundred thirty thousand, four hundred thirty-one".