11100121002011 has 2 divisors, whose sum is σ = 11100121002012. Its totient is φ = 11100121002010.

The previous prime is 11100121001999. The next prime is 11100121002023. The reversal of 11100121002011 is 11020012100111.

It is a balanced prime because it is at equal distance from previous prime (11100121001999) and next prime (11100121002023).

It is a cyclic number.

It is not a de Polignac number, because 11100121002011 - 2²² = 11100116807707 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11100121001983 and 11100121002001.

It is not a weakly prime, because it can be changed into another prime (11100121062011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550060501005 + 5550060501006.

It is an arithmetic number, because the mean of its divisors is an integer number (5550060501006).

Almost surely, 2^{11100121002011} is an apocalyptic number.

11100121002011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100121002011 is an equidigital number, since it uses as much as digits as its factorization.

11100121002011 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11100121002011 its reverse (11020012100111), we get a palindrome (22120133102122).

The spelling of 11100121002011 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, two thousand, eleven".