20203331122331 has 8 divisors (see below), whose sum is σ = 23091353739744. Its totient is φ = 17315766619200.

The previous prime is 20203331122253. The next prime is 20203331122343. The reversal of 20203331122331 is 13322113330202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-20203331122331 is a prime.

It is a super-2 number, since 2×20203331122331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20203331122331.

It is not an unprimeable number, because it can be changed into a prime (20203331122231) 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, 114434060 + ... + 114610473.

It is an arithmetic number, because the mean of its divisors is an integer number (2886419217468).

Almost surely, 2^{20203331122331} is an apocalyptic number.

20203331122331 is a deficient number, since it is larger than the sum of its proper divisors (2888022617413).

20203331122331 is a wasteful number, since it uses less digits than its factorization.

20203331122331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229057141.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20203331122331 its reverse (13322113330202), we get a palindrome (33525444452533).

The spelling of 20203331122331 in words is "twenty trillion, two hundred three billion, three hundred thirty-one million, one hundred twenty-two thousand, three hundred thirty-one".