11012031011011 has 32 divisors (see below), whose sum is σ = 11270503296000. Its totient is φ = 10757445242880.

The previous prime is 11012031010927. The next prime is 11012031011053. The reversal of 11012031011011 is 11011013021011.

It is a cyclic number.

It is not a de Polignac number, because 11012031011011 - 2⁹ = 11012031010499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012031010982 and 11012031011000.

It is not an unprimeable number, because it can be changed into a prime (11012031012011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2815654146 + ... + 2815658056.

It is an arithmetic number, because the mean of its divisors is an integer number (352203228000).

Almost surely, 2^{11012031011011} is an apocalyptic number.

11012031011011 is a deficient number, since it is larger than the sum of its proper divisors (258472284989).

11012031011011 is a wasteful number, since it uses less digits than its factorization.

11012031011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5139.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 11012031011011 its reverse (11011013021011), we get a palindrome (22023044032022).

The spelling of 11012031011011 in words is "eleven trillion, twelve billion, thirty-one million, eleven thousand, eleven".