121132104 has 16 divisors (see below), whose sum is σ = 302830320.
Its totient is φ = 40377360.
The previous prime is 121132079. The next prime is 121132127. The reversal of 121132104 is 401231121.
Adding to 121132104 its reverse (401231121), we get a palindrome (522363225).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2523562 + ... + 2523609.
It is an arithmetic number, because the mean of its divisors is an integer number (18926895).
Almost surely, 2121132104 is an apocalyptic number.
It is an amenable number.
121132104 is an abundant number, since it is smaller than the sum of its proper divisors (181698216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121132104 is a wasteful number, since it uses less digits than its factorization.
121132104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5047180 (or 5047176 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 121132104 is about 11006.0030892236.
The cubic root of 121132104 is about 494.7886782900.
The spelling of 121132104 in words is "one hundred twenty-one million, one hundred thirty-two thousand, one hundred four".