121102302110121 has 16 divisors (see below), whose sum is σ = 179411870982720. Its totient is φ = 80734394204640.

The previous prime is 121102302110003. The next prime is 121102302110149. The reversal of 121102302110121 is 121011203201121.

It is a happy number.

121102302110121 is a `hidden beast` number, since 1 + 211 + 0 + 230 + 211 + 0 + 12 + 1 = 666.

It is not a de Polignac number, because 121102302110121 - 2²⁷ = 121102167892393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121102302110094 and 121102302110103.

It is not an unprimeable number, because it can be changed into a prime (121102302110521) 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 15 ways as a sum of consecutive naturals, for example, 8447020 + ... + 17707533.

It is an arithmetic number, because the mean of its divisors is an integer number (11213241936420).

Almost surely, 2^{121102302110121} is an apocalyptic number.

It is an amenable number.

121102302110121 is a deficient number, since it is larger than the sum of its proper divisors (58309568872599).

121102302110121 is a wasteful number, since it uses less digits than its factorization.

121102302110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26326053 (or 26326047 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 121102302110121 its reverse (121011203201121), we get a palindrome (242113505311242).

The spelling of 121102302110121 in words is "one hundred twenty-one trillion, one hundred two billion, three hundred two million, one hundred ten thousand, one hundred twenty-one".