101330121203021 has 12 divisors (see below), whose sum is σ = 104957489531232. Its totient is φ = 97824103422864.

The previous prime is 101330121203009. The next prime is 101330121203039. The reversal of 101330121203021 is 120302121033101.

It is a happy number.

It is not a de Polignac number, because 101330121203021 - 2⁶ = 101330121202957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101330121202984 and 101330121203002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101330121203071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 376121 + ... + 14240846.

It is an arithmetic number, because the mean of its divisors is an integer number (8746457460936).

Almost surely, 2^{101330121203021} is an apocalyptic number.

It is an amenable number.

101330121203021 is a deficient number, since it is larger than the sum of its proper divisors (3627368328211).

101330121203021 is an equidigital number, since it uses as much as digits as its factorization.

101330121203021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14625268 (or 14625239 counting only the distinct ones).

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

Adding to 101330121203021 its reverse (120302121033101), we get a palindrome (221632242236122).

The spelling of 101330121203021 in words is "one hundred one trillion, three hundred thirty billion, one hundred twenty-one million, two hundred three thousand, twenty-one".