20302010211331 has 4 divisors (see below), whose sum is σ = 20306922388272. Its totient is φ = 20297098034392.

The previous prime is 20302010211323. The next prime is 20302010211341. The reversal of 20302010211331 is 13311201020302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20302010211331 - 2³ = 20302010211323 is a prime.

It is a super-2 number, since 2×20302010211331² (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 = 20302010211299 and 20302010211308.

It is not an unprimeable number, because it can be changed into a prime (20302010211341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2456082271 + ... + 2456090536.

It is an arithmetic number, because the mean of its divisors is an integer number (5076730597068).

Almost surely, 2^{20302010211331} is an apocalyptic number.

20302010211331 is a deficient number, since it is larger than the sum of its proper divisors (4912176941).

20302010211331 is an equidigital number, since it uses as much as digits as its factorization.

20302010211331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4912176940.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 20302010211331 its reverse (13311201020302), we get a palindrome (33613211231633).

The spelling of 20302010211331 in words is "twenty trillion, three hundred two billion, ten million, two hundred eleven thousand, three hundred thirty-one".