120021331003 has 8 divisors (see below), whose sum is σ = 137305656320. Its totient is φ = 102771610920.

The previous prime is 120021330971. The next prime is 120021331019. The reversal of 120021331003 is 300133120021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120021331003 - 2⁵ = 120021330971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120021331303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8643873 + ... + 8657746.

It is an arithmetic number, because the mean of its divisors is an integer number (17163207040).

Almost surely, 2^120021331003 is an apocalyptic number.

120021331003 is a deficient number, since it is larger than the sum of its proper divisors (17284325317).

120021331003 is an equidigital number, since it uses as much as digits as its factorization.

120021331003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17302617.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 120021331003 its reverse (300133120021), we get a palindrome (420154451024).

The spelling of 120021331003 in words is "one hundred twenty billion, twenty-one million, three hundred thirty-one thousand, three".