121120020012200 has 96 divisors (see below), whose sum is σ = 307207655264160. Its totient is φ = 44043179001600.

The previous prime is 121120020012193. The next prime is 121120020012203. The reversal of 121120020012200 is 2210020021121.

It is not an unprimeable number, because it can be changed into a prime (121120020012203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262213847 + ... + 262675353.

It is an arithmetic number, because the mean of its divisors is an integer number (3200079742335).

Almost surely, 2^{121120020012200} is an apocalyptic number.

121120020012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121120020012200 is an abundant number, since it is smaller than the sum of its proper divisors (186087635251960).

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

121120020012200 is a wasteful number, since it uses less digits than its factorization.

121120020012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580827 (or 580818 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121120020012200 its reverse (2210020021121), we get a palindrome (123330040033321).

The spelling of 121120020012200 in words is "one hundred twenty-one trillion, one hundred twenty billion, twenty million, twelve thousand, two hundred".