120203300130021 has 96 divisors (see below), whose sum is σ = 180505557872640. Its totient is φ = 77033690278272.

The previous prime is 120203300130019. The next prime is 120203300130029. The reversal of 120203300130021 is 120031003302021.

120203300130021 is a `hidden beast` number, since 1 + 20 + 20 + 3 + 300 + 1 + 300 + 21 = 666.

It is not a de Polignac number, because 120203300130021 - 2¹ = 120203300130019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120203300129976 and 120203300130003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120203300130029) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10257123600 + ... + 10257135318.

It is an arithmetic number, because the mean of its divisors is an integer number (1880266227840).

Almost surely, 2^{120203300130021} is an apocalyptic number.

It is an amenable number.

120203300130021 is a deficient number, since it is larger than the sum of its proper divisors (60302257742619).

120203300130021 is a wasteful number, since it uses less digits than its factorization.

120203300130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13535 (or 13532 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120203300130021 its reverse (120031003302021), we get a palindrome (240234303432042).

The spelling of 120203300130021 in words is "one hundred twenty trillion, two hundred three billion, three hundred million, one hundred thirty thousand, twenty-one".