22032140447 has 2 divisors, whose sum is σ = 22032140448. Its totient is φ = 22032140446.

The previous prime is 22032140407. The next prime is 22032140527. The reversal of 22032140447 is 74404123022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22032140447 - 2⁸ = 22032140191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22032140407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016070223 + 11016070224.

It is an arithmetic number, because the mean of its divisors is an integer number (11016070224).

Almost surely, 2^22032140447 is an apocalyptic number.

22032140447 is a deficient number, since it is larger than the sum of its proper divisors (1).

22032140447 is an equidigital number, since it uses as much as digits as its factorization.

22032140447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

Adding to 22032140447 its reverse (74404123022), we get a palindrome (96436263469).

The spelling of 22032140447 in words is "twenty-two billion, thirty-two million, one hundred forty thousand, four hundred forty-seven".