11011110010011 has 6 divisors (see below), whose sum is σ = 15904936681140. Its totient is φ = 7340740006668.

The previous prime is 11011110009989. The next prime is 11011110010013. The reversal of 11011110010011 is 11001001111011.

It is not a de Polignac number, because 11011110010011 - 2⁶ = 11011110009947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1223456667779 = 11011110010011 / (1 + 1 + 0 + 1 + 1 + 1 + 1 + 0 + 0 + 1 + 0 + 0 + 1 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 11011110009975 and 11011110010002.

It is not an unprimeable number, because it can be changed into a prime (11011110010013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 611728333881 + ... + 611728333898.

It is an arithmetic number, because the mean of its divisors is an integer number (2650822780190).

Almost surely, 2^{11011110010011} is an apocalyptic number.

11011110010011 is a deficient number, since it is larger than the sum of its proper divisors (4893826671129).

11011110010011 is a wasteful number, since it uses less digits than its factorization.

11011110010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223456667785 (or 1223456667782 counting only the distinct ones).

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

Adding to 11011110010011 its reverse (11001001111011), we get a palindrome (22012111121022).

It can be divided in two parts, 11011 and 110010011, that multiplied together give a palindrome (1211320231121).

The spelling of 11011110010011 in words is "eleven trillion, eleven billion, one hundred ten million, ten thousand, eleven".