11011300031 has 2 divisors, whose sum is σ = 11011300032. Its totient is φ = 11011300030.

The previous prime is 11011299989. The next prime is 11011300051. The reversal of 11011300031 is 13000311011.

It is a happy number.

11011300031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11011300031 - 2⁶ = 11011299967 is a prime.

It is a super-2 number, since 2×11011300031² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11011299985 and 11011300021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011300051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505650015 + 5505650016.

It is an arithmetic number, because the mean of its divisors is an integer number (5505650016).

Almost surely, 2^11011300031 is an apocalyptic number.

11011300031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011300031 is an equidigital number, since it uses as much as digits as its factorization.

11011300031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11011300031 its reverse (13000311011), we get a palindrome (24011611042).

The spelling of 11011300031 in words is "eleven billion, eleven million, three hundred thousand, thirty-one".