120001333320 has 192 divisors, whose sum is σ = 450486541440. Its totient is φ = 27379968000.

The previous prime is 120001333307. The next prime is 120001333357. The reversal of 120001333320 is 23333100021.

120001333320 is a `hidden beast` number, since 1 + 200 + 0 + 133 + 332 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 120001333293 and 120001333302.

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, 823956 + ... + 958595.

It is an arithmetic number, because the mean of its divisors is an integer number (2346284070).

Almost surely, 2^120001333320 is an apocalyptic number.

120001333320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001333320 is an abundant number, since it is smaller than the sum of its proper divisors (330485208120).

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

120001333320 is a wasteful number, since it uses less digits than its factorization.

120001333320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782596 (or 1782589 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 120001333320 its reverse (23333100021), we get a palindrome (143334433341).

The spelling of 120001333320 in words is "one hundred twenty billion, one million, three hundred thirty-three thousand, three hundred twenty".