120321131100000 has 288 divisors, whose sum is σ = 395170695269280. Its totient is φ = 32053754880000.

The previous prime is 120321131099993. The next prime is 120321131100011. The reversal of 120321131100000 is 1131123021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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, 302501254 + ... + 302898746.

It is an arithmetic number, because the mean of its divisors is an integer number (1372120469685).

Almost surely, 2^{120321131100000} is an apocalyptic number.

120321131100000 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 120321131100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197585347634640).

120321131100000 is an abundant number, since it is smaller than the sum of its proper divisors (274849564169280).

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

120321131100000 is an equidigital number, since it uses as much as digits as its factorization.

120321131100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398540 (or 398512 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 120321131100000 its reverse (1131123021), we get a palindrome (120322262223021).

The spelling of 120321131100000 in words is "one hundred twenty trillion, three hundred twenty-one billion, one hundred thirty-one million, one hundred thousand".