20231331323344 has 20 divisors (see below), whose sum is σ = 39275214679620. Its totient is φ = 10095792051200.

The previous prime is 20231331323309. The next prime is 20231331323347. The reversal of 20231331323344 is 44332313313202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7515602931600 + 12715728391744 = 2741460^2 + 3565912^2 .

It is a super-2 number, since 2×20231331323344² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231331323347) 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, 1242092257 + ... + 1242108544.

It is an arithmetic number, because the mean of its divisors is an integer number (1963760733981).

Almost surely, 2^{20231331323344} is an apocalyptic number.

It is an amenable number.

20231331323344 is a deficient number, since it is larger than the sum of its proper divisors (19043883356276).

20231331323344 is a wasteful number, since it uses less digits than its factorization.

20231331323344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484201318 (or 2484201312 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 20231331323344 its reverse (44332313313202), we get a palindrome (64563644636546).

The spelling of 20231331323344 in words is "twenty trillion, two hundred thirty-one billion, three hundred thirty-one million, three hundred twenty-three thousand, three hundred forty-four".