121032000320000 has 800 divisors, whose sum is σ = 396584268410880. Its totient is φ = 35738634240000.

The previous prime is 121032000319987. The next prime is 121032000320027. The reversal of 121032000320000 is 23000230121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (800).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 468030737 + ... + 468289263.

Almost surely, 2^{121032000320000} is an apocalyptic number.

121032000320000 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 121032000320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198292134205440).

121032000320000 is an abundant number, since it is smaller than the sum of its proper divisors (275552268090880).

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

121032000320000 is an equidigital number, since it uses as much as digits as its factorization.

121032000320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258602 (or 258571 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 121032000320000 its reverse (23000230121), we get a palindrome (121055000550121).

The spelling of 121032000320000 in words is "one hundred twenty-one trillion, thirty-two billion, three hundred twenty thousand".