22420133543 has 2 divisors, whose sum is σ = 22420133544. Its totient is φ = 22420133542.

The previous prime is 22420133539. The next prime is 22420133581. The reversal of 22420133543 is 34533102422.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22420133543 - 2² = 22420133539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22420133243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210066771 + 11210066772.

It is an arithmetic number, because the mean of its divisors is an integer number (11210066772).

Almost surely, 2^22420133543 is an apocalyptic number.

22420133543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22420133543 is an equidigital number, since it uses as much as digits as its factorization.

22420133543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 22420133543 its reverse (34533102422), we get a palindrome (56953235965).

The spelling of 22420133543 in words is "twenty-two billion, four hundred twenty million, one hundred thirty-three thousand, five hundred forty-three".