11123221230049 has 2 divisors, whose sum is σ = 11123221230050. Its totient is φ = 11123221230048.

The previous prime is 11123221229999. The next prime is 11123221230059. The reversal of 11123221230049 is 94003212232111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10029052929424 + 1094168300625 = 3166868^2 + 1046025^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123221230049 - 2⁹ = 11123221229537 is a prime.

It is a super-2 number, since 2×11123221230049² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11123221230049.

It is not a weakly prime, because it can be changed into another prime (11123221230059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561610615024 + 5561610615025.

It is an arithmetic number, because the mean of its divisors is an integer number (5561610615025).

Almost surely, 2^{11123221230049} is an apocalyptic number.

It is an amenable number.

11123221230049 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123221230049 is an equidigital number, since it uses as much as digits as its factorization.

11123221230049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 11123221230049 in words is "eleven trillion, one hundred twenty-three billion, two hundred twenty-one million, two hundred thirty thousand, forty-nine".