22323431040443 has 16 divisors (see below), whose sum is σ = 25523015497056. Its totient is φ = 19342117025280.

The previous prime is 22323431040389. The next prime is 22323431040451. The reversal of 22323431040443 is 34404013432322.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22323431040443 is a prime.

It is a super-3 number, since 3×22323431040443³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22323431040143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135321053 + ... + 135485918.

It is an arithmetic number, because the mean of its divisors is an integer number (1595188468566).

Almost surely, 2^{22323431040443} is an apocalyptic number.

22323431040443 is a deficient number, since it is larger than the sum of its proper divisors (3199584456613).

22323431040443 is a wasteful number, since it uses less digits than its factorization.

22323431040443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270807374.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 22323431040443 its reverse (34404013432322), we get a palindrome (56727444472765).

The spelling of 22323431040443 in words is "twenty-two trillion, three hundred twenty-three billion, four hundred thirty-one million, forty thousand, four hundred forty-three".