121103232013200 has 120 divisors (see below), whose sum is σ = 388019353841568. Its totient is φ = 32287091440640.

The previous prime is 121103232013189. The next prime is 121103232013217. The reversal of 121103232013200 is 2310232301121.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5640957 + ... + 16553756.

Almost surely, 2^{121103232013200} is an apocalyptic number.

121103232013200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121103232013200 is an abundant number, since it is smaller than the sum of its proper divisors (266916121828368).

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

121103232013200 is a wasteful number, since it uses less digits than its factorization.

121103232013200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22199281 (or 22199270 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121103232013200 its reverse (2310232301121), we get a palindrome (123413464314321).

The spelling of 121103232013200 in words is "one hundred twenty-one trillion, one hundred three billion, two hundred thirty-two million, thirteen thousand, two hundred".