121322300200 has 96 divisors (see below), whose sum is σ = 287729352000. Its totient is φ = 47563338240.

The previous prime is 121322300179. The next prime is 121322300227. The reversal of 121322300200 is 2003223121.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2643852 + ... + 2689348.

It is an arithmetic number, because the mean of its divisors is an integer number (2997180750).

Almost surely, 2^121322300200 is an apocalyptic number.

121322300200 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 121322300200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143864676000).

121322300200 is an abundant number, since it is smaller than the sum of its proper divisors (166407051800).

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

121322300200 is a wasteful number, since it uses less digits than its factorization.

121322300200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45779 (or 45770 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 121322300200 its reverse (2003223121), we get a palindrome (123325523321).

The spelling of 121322300200 in words is "one hundred twenty-one billion, three hundred twenty-two million, three hundred thousand, two hundred".