121120000101200 has 180 divisors, whose sum is σ = 299102777947008. Its totient is φ = 47132699040000.

The previous prime is 121120000101179. The next prime is 121120000101301. The reversal of 121120000101200 is 2101000021121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 185313377 + ... + 185965823.

Almost surely, 2^{121120000101200} is an apocalyptic number.

121120000101200 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 121120000101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149551388973504).

121120000101200 is an abundant number, since it is smaller than the sum of its proper divisors (177982777845808).

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

121120000101200 is a wasteful number, since it uses less digits than its factorization.

121120000101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652802 (or 652748 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121120000101200 its reverse (2101000021121), we get a palindrome (123221000122321).

The spelling of 121120000101200 in words is "one hundred twenty-one trillion, one hundred twenty billion, one hundred one thousand, two hundred".