11122344445423 has 2 divisors, whose sum is σ = 11122344445424. Its totient is φ = 11122344445422.

The previous prime is 11122344445411. The next prime is 11122344445469. The reversal of 11122344445423 is 32454444322111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122344445423 is a prime.

It is a super-2 number, since 2×11122344445423² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122344443423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561172222711 + 5561172222712.

It is an arithmetic number, because the mean of its divisors is an integer number (5561172222712).

Almost surely, 2^{11122344445423} is an apocalyptic number.

11122344445423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122344445423 is an equidigital number, since it uses as much as digits as its factorization.

11122344445423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 368640, while the sum is 40.

Adding to 11122344445423 its reverse (32454444322111), we get a palindrome (43576788767534).

The spelling of 11122344445423 in words is "eleven trillion, one hundred twenty-two billion, three hundred forty-four million, four hundred forty-five thousand, four hundred twenty-three".