110011101001011 has 48 divisors (see below), whose sum is σ = 187465972881408. Its totient is φ = 60834950467200.

The previous prime is 110011101001007. The next prime is 110011101001013. The reversal of 110011101001011 is 110100101110011.

It is not a de Polignac number, because 110011101001011 - 2² = 110011101001007 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 = 110011101000984 and 110011101001002.

It is not an unprimeable number, because it can be changed into a prime (110011101001013) 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 47 ways as a sum of consecutive naturals, for example, 209961220 + ... + 210484526.

It is an arithmetic number, because the mean of its divisors is an integer number (3905541101696).

Almost surely, 2^{110011101001011} is an apocalyptic number.

110011101001011 is a deficient number, since it is larger than the sum of its proper divisors (77454871880397).

110011101001011 is a wasteful number, since it uses less digits than its factorization.

110011101001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630992 (or 630989 counting only the distinct ones).

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

Adding to 110011101001011 its reverse (110100101110011), we get a palindrome (220111202111022).

The spelling of 110011101001011 in words is "one hundred ten trillion, eleven billion, one hundred one million, one thousand, eleven".