11212124243 has 2 divisors, whose sum is σ = 11212124244. Its totient is φ = 11212124242.

The previous prime is 11212124227. The next prime is 11212124263. The reversal of 11212124243 is 34242121211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11212124243 - 2⁴ = 11212124227 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212124263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606062121 + 5606062122.

It is an arithmetic number, because the mean of its divisors is an integer number (5606062122).

Almost surely, 2^11212124243 is an apocalyptic number.

11212124243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212124243 is an equidigital number, since it uses as much as digits as its factorization.

11212124243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 23.

Adding to 11212124243 its reverse (34242121211), we get a palindrome (45454245454).

The spelling of 11212124243 in words is "eleven billion, two hundred twelve million, one hundred twenty-four thousand, two hundred forty-three".