21302210311033 has 8 divisors (see below), whose sum is σ = 21390336531720. Its totient is φ = 21214261944960.

The previous prime is 21302210311001. The next prime is 21302210311087. The reversal of 21302210311033 is 33011301220312.

It can be written as a sum of positive squares in 4 ways, for example, as 13832582544 + 21288377728489 = 117612^2 + 4613933^2 .

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 21302210311033 - 2⁵ = 21302210311001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21302210310995 and 21302210311013.

It is not an unprimeable number, because it can be changed into a prime (21302210311933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44223610 + ... + 44702707.

It is an arithmetic number, because the mean of its divisors is an integer number (2673792066465).

Almost surely, 2^{21302210311033} is an apocalyptic number.

It is an amenable number.

21302210311033 is a deficient number, since it is larger than the sum of its proper divisors (88126220687).

21302210311033 is an equidigital number, since it uses as much as digits as its factorization.

21302210311033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88927307.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 21302210311033 its reverse (33011301220312), we get a palindrome (54313511531345).

The spelling of 21302210311033 in words is "twenty-one trillion, three hundred two billion, two hundred ten million, three hundred eleven thousand, thirty-three".