11121011012011 has 8 divisors (see below), whose sum is σ = 11142475650720. Its totient is φ = 11099553110592.

The previous prime is 11121011011909. The next prime is 11121011012029. The reversal of 11121011012011 is 11021011012111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11121011012011 - 2¹³ = 11121011003819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11121011011982 and 11121011012000.

It is not an unprimeable number, because it can be changed into a prime (11121011012611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1626466 + ... + 4988728.

It is an arithmetic number, because the mean of its divisors is an integer number (1392809456340).

Almost surely, 2^{11121011012011} is an apocalyptic number.

11121011012011 is a deficient number, since it is larger than the sum of its proper divisors (21464638709).

11121011012011 is an equidigital number, since it uses as much as digits as its factorization.

11121011012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368645.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11121011012011 its reverse (11021011012111), we get a palindrome (22142022024122).

The spelling of 11121011012011 in words is "eleven trillion, one hundred twenty-one billion, eleven million, twelve thousand, eleven".