11010012120011 has 4 divisors (see below), whose sum is σ = 11036164168224. Its totient is φ = 10983860071800.

The previous prime is 11010012120007. The next prime is 11010012120017. The reversal of 11010012120011 is 11002121001011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11010012120011 - 2² = 11010012120007 is a prime.

It is a super-2 number, since 2×11010012120011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11010012119974 and 11010012120001.

It is not an unprimeable number, because it can be changed into a prime (11010012120017) 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 3 ways as a sum of consecutive naturals, for example, 13076023475 + ... + 13076024316.

It is an arithmetic number, because the mean of its divisors is an integer number (2759041042056).

Almost surely, 2^{11010012120011} is an apocalyptic number.

11010012120011 is a deficient number, since it is larger than the sum of its proper divisors (26152048213).

11010012120011 is an equidigital number, since it uses as much as digits as its factorization.

11010012120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26152048212.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11010012120011 its reverse (11002121001011), we get a palindrome (22012133121022).

The spelling of 11010012120011 in words is "eleven trillion, ten billion, twelve million, one hundred twenty thousand, eleven".