120021313121003 has 8 divisors (see below), whose sum is σ = 137236039504608. Its totient is φ = 102823792864704.

The previous prime is 120021313120873. The next prime is 120021313121029. The reversal of 120021313121003 is 300121313120021.

It is a happy number.

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 120021313121003 - 2⁸ = 120021313120747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120021313121063) 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, 4301516876 + ... + 4301544777.

It is an arithmetic number, because the mean of its divisors is an integer number (17154504938076).

Almost surely, 2^{120021313121003} is an apocalyptic number.

120021313121003 is a deficient number, since it is larger than the sum of its proper divisors (17214726383605).

120021313121003 is an equidigital number, since it uses as much as digits as its factorization.

120021313121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8603063653.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 120021313121003 its reverse (300121313120021), we get a palindrome (420142626241024).

The spelling of 120021313121003 in words is "one hundred twenty trillion, twenty-one billion, three hundred thirteen million, one hundred twenty-one thousand, three".