121301100212200 has 384 divisors, whose sum is σ = 293774966484480. Its totient is φ = 46551446528000.

The previous prime is 121301100212197. The next prime is 121301100212233. The reversal of 121301100212200 is 2212001103121.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60741661602 + ... + 60741663598.

It is an arithmetic number, because the mean of its divisors is an integer number (765038975220).

Almost surely, 2^{121301100212200} is an apocalyptic number.

121301100212200 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 121301100212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146887483242240).

121301100212200 is an abundant number, since it is smaller than the sum of its proper divisors (172473866272280).

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

121301100212200 is a wasteful number, since it uses less digits than its factorization.

121301100212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765 (or 2756 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121301100212200 its reverse (2212001103121), we get a palindrome (123513101315321).

The spelling of 121301100212200 in words is "one hundred twenty-one trillion, three hundred one billion, one hundred million, two hundred twelve thousand, two hundred".