20330202301321 has 4 divisors (see below), whose sum is σ = 22178402510544. Its totient is φ = 18482002092100.

The previous prime is 20330202301313. The next prime is 20330202301363. The reversal of 20330202301321 is 12310320203302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20330202301321 - 2³ = 20330202301313 is a prime.

It is a super-2 number, since 2×20330202301321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20330202301292 and 20330202301301.

It is not an unprimeable number, because it can be changed into a prime (20330202301621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924100104595 + ... + 924100104616.

It is an arithmetic number, because the mean of its divisors is an integer number (5544600627636).

Almost surely, 2^{20330202301321} is an apocalyptic number.

It is an amenable number.

20330202301321 is a deficient number, since it is larger than the sum of its proper divisors (1848200209223).

20330202301321 is a wasteful number, since it uses less digits than its factorization.

20330202301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848200209222.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20330202301321 its reverse (12310320203302), we get a palindrome (32640522504623).

The spelling of 20330202301321 in words is "twenty trillion, three hundred thirty billion, two hundred two million, three hundred one thousand, three hundred twenty-one".