11121000102011 has 4 divisors (see below), whose sum is σ = 11121696355392. Its totient is φ = 11120303848632.

The previous prime is 11121000101989. The next prime is 11121000102029. The reversal of 11121000102011 is 11020100012111.

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 11121000102011 - 2¹⁴ = 11121000085627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11121000101983 and 11121000102001.

It is not an unprimeable number, because it can be changed into a prime (11121000102911) 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, 348102731 + ... + 348134676.

It is an arithmetic number, because the mean of its divisors is an integer number (2780424088848).

Almost surely, 2^{11121000102011} is an apocalyptic number.

11121000102011 is a deficient number, since it is larger than the sum of its proper divisors (696253381).

11121000102011 is an equidigital number, since it uses as much as digits as its factorization.

11121000102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696253380.

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

Adding to 11121000102011 its reverse (11020100012111), we get a palindrome (22141100114122).

The spelling of 11121000102011 in words is "eleven trillion, one hundred twenty-one billion, one hundred two thousand, eleven".