11012201323243 has 2 divisors, whose sum is σ = 11012201323244. Its totient is φ = 11012201323242.

The previous prime is 11012201323231. The next prime is 11012201323301. The reversal of 11012201323243 is 34232310221011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11012201323243 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012201323943) 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, 5506100661621 + 5506100661622.

It is an arithmetic number, because the mean of its divisors is an integer number (5506100661622).

Almost surely, 2^{11012201323243} is an apocalyptic number.

11012201323243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012201323243 is an equidigital number, since it uses as much as digits as its factorization.

11012201323243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11012201323243 its reverse (34232310221011), we get a palindrome (45244511544254).

The spelling of 11012201323243 in words is "eleven trillion, twelve billion, two hundred one million, three hundred twenty-three thousand, two hundred forty-three".