10021220231333 has 2 divisors, whose sum is σ = 10021220231334. Its totient is φ = 10021220231332.

The previous prime is 10021220231317. The next prime is 10021220231353. The reversal of 10021220231333 is 33313202212001.

10021220231333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9502311786724 + 518908444609 = 3082582^2 + 720353^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021220231333 - 2⁴ = 10021220231317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10021220231299 and 10021220231308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10021220231353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010610115666 + 5010610115667.

It is an arithmetic number, because the mean of its divisors is an integer number (5010610115667).

Almost surely, 2^{10021220231333} is an apocalyptic number.

It is an amenable number.

10021220231333 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021220231333 is an equidigital number, since it uses as much as digits as its factorization.

10021220231333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 10021220231333 its reverse (33313202212001), we get a palindrome (43334422443334).

The spelling of 10021220231333 in words is "ten trillion, twenty-one billion, two hundred twenty million, two hundred thirty-one thousand, three hundred thirty-three".