11223060311 has 2 divisors, whose sum is σ = 11223060312. Its totient is φ = 11223060310.

The previous prime is 11223060307. The next prime is 11223060361. The reversal of 11223060311 is 11306032211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11223060311 - 2² = 11223060307 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11223060301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611530155 + 5611530156.

It is an arithmetic number, because the mean of its divisors is an integer number (5611530156).

Almost surely, 2^11223060311 is an apocalyptic number.

11223060311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11223060311 is an equidigital number, since it uses as much as digits as its factorization.

11223060311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11223060311 its reverse (11306032211), we get a palindrome (22529092522).

It can be divided in two parts, 11 and 223060311, that added together give a palindrome (223060322).

The spelling of 11223060311 in words is "eleven billion, two hundred twenty-three million, sixty thousand, three hundred eleven".