20031232343344 has 20 divisors (see below), whose sum is σ = 38810598468424. Its totient is φ = 10015594028928.

The previous prime is 20031232343327. The next prime is 20031232343347. The reversal of 20031232343344 is 44334323213002.

It is a super-2 number, since 2×20031232343344² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20031232343347) 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, 8012779 + ... + 10211125.

Almost surely, 2^{20031232343344} is an apocalyptic number.

It is an amenable number.

20031232343344 is a deficient number, since it is larger than the sum of its proper divisors (18779366125080).

20031232343344 is a wasteful number, since it uses less digits than its factorization.

20031232343344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767852 (or 2767846 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 20031232343344 its reverse (44334323213002), we get a palindrome (64365555556346).

The spelling of 20031232343344 in words is "twenty trillion, thirty-one billion, two hundred thirty-two million, three hundred forty-three thousand, three hundred forty-four".