22100003243 has 2 divisors, whose sum is σ = 22100003244. Its totient is φ = 22100003242.

The previous prime is 22100003203. The next prime is 22100003251. The reversal of 22100003243 is 34230000122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22100003243 - 2¹⁶ = 22099937707 is a prime.

It is a super-2 number, since 2×22100003243² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22100003203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050001621 + 11050001622.

It is an arithmetic number, because the mean of its divisors is an integer number (11050001622).

Almost surely, 2^22100003243 is an apocalyptic number.

22100003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100003243 is an equidigital number, since it uses as much as digits as its factorization.

22100003243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22100003243 its reverse (34230000122), we get a palindrome (56330003365).

The spelling of 22100003243 in words is "twenty-two billion, one hundred million, three thousand, two hundred forty-three".