121324561339350 has 24 divisors (see below), whose sum is σ = 300884912121960. Its totient is φ = 32353216357120.

The previous prime is 121324561339337. The next prime is 121324561339361. The reversal of 121324561339350 is 53933165423121.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 121324561339350.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 404415204315 + ... + 404415204614.

It is an arithmetic number, because the mean of its divisors is an integer number (12536871338415).

Almost surely, 2^{121324561339350} is an apocalyptic number.

121324561339350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121324561339350 is an abundant number, since it is smaller than the sum of its proper divisors (179560350782610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121324561339350 is a wasteful number, since it uses less digits than its factorization.

121324561339350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808830408944 (or 808830408939 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 48.

The spelling of 121324561339350 in words is "one hundred twenty-one trillion, three hundred twenty-four billion, five hundred sixty-one million, three hundred thirty-nine thousand, three hundred fifty".