121320323202300 has 144 divisors (see below), whose sum is σ = 355496338444800. Its totient is φ = 31939608729600.

The previous prime is 121320323202263. The next prime is 121320323202319. The reversal of 121320323202300 is 3202323023121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 261866860 + ... + 262329740.

Almost surely, 2^{121320323202300} is an apocalyptic number.

121320323202300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121320323202300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177748169222400).

121320323202300 is an abundant number, since it is smaller than the sum of its proper divisors (234176015242500).

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

121320323202300 is a wasteful number, since it uses less digits than its factorization.

121320323202300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474036 (or 474029 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 121320323202300 its reverse (3202323023121), we get a palindrome (124522646225421).

The spelling of 121320323202300 in words is "one hundred twenty-one trillion, three hundred twenty billion, three hundred twenty-three million, two hundred two thousand, three hundred".