11011000031 has 8 divisors (see below), whose sum is σ = 11109728640. Its totient is φ = 10912537728.

The previous prime is 11011000003. The next prime is 11011000043. The reversal of 11011000031 is 13000011011.

11011000031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11011000031 - 2¹⁴ = 11010983647 is a prime.

It is a super-2 number, since 2×11011000031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11010999982 and 11011000018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011000051) 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 in 7 ways as a sum of consecutive naturals, for example, 16955 + ... + 149363.

It is an arithmetic number, because the mean of its divisors is an integer number (1388716080).

Almost surely, 2^11011000031 is an apocalyptic number.

11011000031 is a deficient number, since it is larger than the sum of its proper divisors (98728609).

11011000031 is a wasteful number, since it uses less digits than its factorization.

11011000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133153.

The product of its (nonzero) digits is 3, while the sum is 8.

Adding to 11011000031 its reverse (13000011011), we get a palindrome (24011011042).

The spelling of 11011000031 in words is "eleven billion, eleven million, thirty-one", and thus it is an aban number and an uban number.