22043403330031 has 2 divisors, whose sum is σ = 22043403330032. Its totient is φ = 22043403330030.

The previous prime is 22043403329933. The next prime is 22043403330041. The reversal of 22043403330031 is 13003330434022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22043403330031 - 2²⁵ = 22043369775599 is a prime.

It is a super-4 number, since 4×22043403330031⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22043403330041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11021701665015 + 11021701665016.

It is an arithmetic number, because the mean of its divisors is an integer number (11021701665016).

Almost surely, 2^{22043403330031} is an apocalyptic number.

22043403330031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22043403330031 is an equidigital number, since it uses as much as digits as its factorization.

22043403330031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 22043403330031 its reverse (13003330434022), we get a palindrome (35046733764053).

The spelling of 22043403330031 in words is "twenty-two trillion, forty-three billion, four hundred three million, three hundred thirty thousand, thirty-one".