121121313330200 has 48 divisors (see below), whose sum is σ = 281725327197360. Its totient is φ = 48428177168000.

The previous prime is 121121313330179. The next prime is 121121313330203. The reversal of 121121313330200 is 2033313121121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121121313330203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126698636 + ... + 127651035.

It is an arithmetic number, because the mean of its divisors is an integer number (5869277649945).

Almost surely, 2^{121121313330200} is an apocalyptic number.

121121313330200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121121313330200 is an abundant number, since it is smaller than the sum of its proper divisors (160604013867160).

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

121121313330200 is a wasteful number, since it uses less digits than its factorization.

121121313330200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254352068 (or 254352059 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 121121313330200 its reverse (2033313121121), we get a palindrome (123154626451321).

The spelling of 121121313330200 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, three hundred thirteen million, three hundred thirty thousand, two hundred".