121000111323300 has 432 divisors, whose sum is σ = 417871046541312. Its totient is φ = 29041319980800.

The previous prime is 121000111323283. The next prime is 121000111323319. The reversal of 121000111323300 is 3323111000121.

121000111323300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1761581557 + ... + 1761650243.

It is an arithmetic number, because the mean of its divisors is an integer number (967294089216).

Almost surely, 2^{121000111323300} is an apocalyptic number.

121000111323300 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 121000111323300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208935523270656).

121000111323300 is an abundant number, since it is smaller than the sum of its proper divisors (296870935218012).

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

121000111323300 is a wasteful number, since it uses less digits than its factorization.

121000111323300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70488 (or 70478 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 121000111323300 its reverse (3323111000121), we get a palindrome (124323222323421).

The spelling of 121000111323300 in words is "one hundred twenty-one trillion, one hundred eleven million, three hundred twenty-three thousand, three hundred".