120320403333021 has 12 divisors (see below), whose sum is σ = 173796234540448. Its totient is φ = 80213557733064.

The previous prime is 120320403333017. The next prime is 120320403333037. The reversal of 120320403333021 is 120333304023021.

120320403333021 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 20 + 4 + 0 + 333 + 302 + 1 = 666.

It is not a de Polignac number, because 120320403333021 - 2² = 120320403333017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120320403353021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25687896 + ... + 30008478.

Almost surely, 2^{120320403333021} is an apocalyptic number.

It is an amenable number.

120320403333021 is a deficient number, since it is larger than the sum of its proper divisors (53475831207427).

120320403333021 is a wasteful number, since it uses less digits than its factorization.

120320403333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7414832 (or 7414829 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 120320403333021 its reverse (120333304023021), we get a palindrome (240653707356042).

The spelling of 120320403333021 in words is "one hundred twenty trillion, three hundred twenty billion, four hundred three million, three hundred thirty-three thousand, twenty-one".