121343310204 has 24 divisors (see below), whose sum is σ = 292897646160.
Its totient is φ = 39053019264.
The previous prime is 121343310169. The next prime is 121343310227. The reversal of 121343310204 is 402013343121.
Adding to 121343310204 its reverse (402013343121), we get a palindrome (523356653325).
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174343489 + ... + 174344184.
It is an arithmetic number, because the mean of its divisors is an integer number (12204068590).
Almost surely, 2121343310204 is an apocalyptic number.
It is an amenable number.
121343310204 is an abundant number, since it is smaller than the sum of its proper divisors (171554335956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121343310204 is a wasteful number, since it uses less digits than its factorization.
121343310204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348687709 (or 348687707 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
The spelling of 121343310204 in words is "one hundred twenty-one billion, three hundred forty-three million, three hundred ten thousand, two hundred four".