11121110210121 has 8 divisors (see below), whose sum is σ = 14872147384224. Its totient is φ = 7392073254720.

The previous prime is 11121110210117. The next prime is 11121110210149. The reversal of 11121110210121 is 12101201112111.

11121110210121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11121110210121 - 2² = 11121110210117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11121110210121.

It is not an unprimeable number, because it can be changed into a prime (11121110260121) 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, 5500053495 + ... + 5500055516.

It is an arithmetic number, because the mean of its divisors is an integer number (1859018423028).

Almost surely, 2^{11121110210121} is an apocalyptic number.

It is an amenable number.

11121110210121 is a deficient number, since it is larger than the sum of its proper divisors (3751037174103).

11121110210121 is a wasteful number, since it uses less digits than its factorization.

11121110210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000109351.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11121110210121 its reverse (12101201112111), we get a palindrome (23222311322232).

The spelling of 11121110210121 in words is "eleven trillion, one hundred twenty-one billion, one hundred ten million, two hundred ten thousand, one hundred twenty-one".