11011001311 has 2 divisors, whose sum is σ = 11011001312. Its totient is φ = 11011001310.

The previous prime is 11011001279. The next prime is 11011001317. The reversal of 11011001311 is 11310011011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11011001311 - 2⁵ = 11011001279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011001317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505500655 + 5505500656.

It is an arithmetic number, because the mean of its divisors is an integer number (5505500656).

Almost surely, 2^11011001311 is an apocalyptic number.

11011001311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011001311 is an equidigital number, since it uses as much as digits as its factorization.

11011001311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3, while the sum is 10.

Adding to 11011001311 its reverse (11310011011), we get a palindrome (22321012322).

The spelling of 11011001311 in words is "eleven billion, eleven million, one thousand, three hundred eleven".