11100121010159 has 2 divisors, whose sum is σ = 11100121010160. Its totient is φ = 11100121010158.

The previous prime is 11100121010081. The next prime is 11100121010249. The reversal of 11100121010159 is 95101012100111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11100121010159 - 2²⁰ = 11100119961583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100121040159) 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, 5550060505079 + 5550060505080.

It is an arithmetic number, because the mean of its divisors is an integer number (5550060505080).

Almost surely, 2^{11100121010159} is an apocalyptic number.

11100121010159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100121010159 is an equidigital number, since it uses as much as digits as its factorization.

11100121010159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 23.

The spelling of 11100121010159 in words is "eleven trillion, one hundred billion, one hundred twenty-one million, ten thousand, one hundred fifty-nine".