22573450243 has 2 divisors, whose sum is σ = 22573450244. Its totient is φ = 22573450242.

The previous prime is 22573450223. The next prime is 22573450253. The reversal of 22573450243 is 34205437522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22573450243 - 2¹³ = 22573442051 is a prime.

It is a super-3 number, since 3×22573450243³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22573450223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11286725121 + 11286725122.

It is an arithmetic number, because the mean of its divisors is an integer number (11286725122).

Almost surely, 2^22573450243 is an apocalyptic number.

22573450243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22573450243 is an equidigital number, since it uses as much as digits as its factorization.

22573450243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 37.

Adding to 22573450243 its reverse (34205437522), we get a palindrome (56778887765).

The spelling of 22573450243 in words is "twenty-two billion, five hundred seventy-three million, four hundred fifty thousand, two hundred forty-three".