11110011001011 has 48 divisors (see below), whose sum is σ = 18300230466336. Its totient is φ = 6434269129728.

The previous prime is 11110011001003. The next prime is 11110011001043. The reversal of 11110011001011 is 11010011001111.

It is not a de Polignac number, because 11110011001011 - 2³ = 11110011001003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11110011000984 and 11110011001002.

It is not an unprimeable number, because it can be changed into a prime (11110011001091) 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 47 ways as a sum of consecutive naturals, for example, 26871096 + ... + 27281418.

It is an arithmetic number, because the mean of its divisors is an integer number (381254801382).

Almost surely, 2^{11110011001011} is an apocalyptic number.

11110011001011 is a deficient number, since it is larger than the sum of its proper divisors (7190219465325).

11110011001011 is a wasteful number, since it uses less digits than its factorization.

11110011001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423972 (or 423969 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 11110011001011 its reverse (11010011001111), we get a palindrome (22120022002122).

The spelling of 11110011001011 in words is "eleven trillion, one hundred ten billion, eleven million, one thousand, eleven".