121120321303200 has 288 divisors, whose sum is σ = 421190457085440. Its totient is φ = 30142118476800.

The previous prime is 121120321303147. The next prime is 121120321303259. The reversal of 121120321303200 is 2303123021121.

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, 16766796 + ... + 22877195.

It is an arithmetic number, because the mean of its divisors is an integer number (1462466864880).

Almost surely, 2^{121120321303200} is an apocalyptic number.

121120321303200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121120321303200 is an abundant number, since it is smaller than the sum of its proper divisors (300070135782240).

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

121120321303200 is a wasteful number, since it uses less digits than its factorization.

121120321303200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39644100 (or 39644087 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121120321303200 its reverse (2303123021121), we get a palindrome (123423444324321).

The spelling of 121120321303200 in words is "one hundred twenty-one trillion, one hundred twenty billion, three hundred twenty-one million, three hundred three thousand, two hundred".