11121101141911 has 2 divisors, whose sum is σ = 11121101141912. Its totient is φ = 11121101141910.

The previous prime is 11121101141903. The next prime is 11121101142001. The reversal of 11121101141911 is 11914110112111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11121101141911 - 2³ = 11121101141903 is a prime.

It is a super-3 number, since 3×11121101141911³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121101144911) 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 as a sum of consecutive naturals, namely, 5560550570955 + 5560550570956.

It is an arithmetic number, because the mean of its divisors is an integer number (5560550570956).

Almost surely, 2^{11121101141911} is an apocalyptic number.

11121101141911 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121101141911 is an equidigital number, since it uses as much as digits as its factorization.

11121101141911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 25.

The spelling of 11121101141911 in words is "eleven trillion, one hundred twenty-one billion, one hundred one million, one hundred forty-one thousand, nine hundred eleven".