11212204273 has 2 divisors, whose sum is σ = 11212204274. Its totient is φ = 11212204272.

The previous prime is 11212204207. The next prime is 11212204309. The reversal of 11212204273 is 37240221211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9543726864 + 1668477409 = 97692^2 + 40847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212204273 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212504273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606102136 + 5606102137.

It is an arithmetic number, because the mean of its divisors is an integer number (5606102137).

Almost surely, 2^11212204273 is an apocalyptic number.

It is an amenable number.

11212204273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212204273 is an equidigital number, since it uses as much as digits as its factorization.

11212204273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 11212204273 its reverse (37240221211), we get a palindrome (48452425484).

The spelling of 11212204273 in words is "eleven billion, two hundred twelve million, two hundred four thousand, two hundred seventy-three".