121112013244200 has 192 divisors, whose sum is σ = 412525421683200. Its totient is φ = 29149261305600.

The previous prime is 121112013244199. The next prime is 121112013244217. The reversal of 121112013244200 is 2442310211121.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 65090892 + ... + 66925691.

It is an arithmetic number, because the mean of its divisors is an integer number (2148569904600).

Almost surely, 2^{121112013244200} is an apocalyptic number.

121112013244200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121112013244200 is an abundant number, since it is smaller than the sum of its proper divisors (291413408439000).

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

121112013244200 is a wasteful number, since it uses less digits than its factorization.

121112013244200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132016752 (or 132016743 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 121112013244200 its reverse (2442310211121), we get a palindrome (123554323455321).

The spelling of 121112013244200 in words is "one hundred twenty-one trillion, one hundred twelve billion, thirteen million, two hundred forty-four thousand, two hundred".