110101001011011 has 24 divisors (see below), whose sum is σ = 171671725723680. Its totient is φ = 67788322457856.

The previous prime is 110101001011003. The next prime is 110101001011013. The reversal of 110101001011011 is 110110100101011.

It is not a de Polignac number, because 110101001011011 - 2³ = 110101001011003 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 = 110101001010984 and 110101001011002.

It is not an unprimeable number, because it can be changed into a prime (110101001011013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9170492166 + ... + 9170504171.

It is an arithmetic number, because the mean of its divisors is an integer number (7152988571820).

Almost surely, 2^{110101001011011} is an apocalyptic number.

110101001011011 is a deficient number, since it is larger than the sum of its proper divisors (61570724712669).

110101001011011 is a wasteful number, since it uses less digits than its factorization.

110101001011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18340996395 (or 18340996392 counting only the distinct ones).

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

Adding to 110101001011011 its reverse (110110100101011), we get a palindrome (220211101112022).

The spelling of 110101001011011 in words is "one hundred ten trillion, one hundred one billion, one million, eleven thousand, eleven".