20043503231022 has 12 divisors (see below), whose sum is σ = 43427590333920. Its totient is φ = 6681167743668.

The previous prime is 20043503231009. The next prime is 20043503231023. The reversal of 20043503231022 is 22013230534002.

20043503231022 is a `hidden beast` number, since 200 + 4 + 35 + 0 + 323 + 102 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20043503231023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556763978622 + ... + 556763978657.

It is an arithmetic number, because the mean of its divisors is an integer number (3618965861160).

Almost surely, 2^{20043503231022} is an apocalyptic number.

20043503231022 is an abundant number, since it is smaller than the sum of its proper divisors (23384087102898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20043503231022 is a wasteful number, since it uses less digits than its factorization.

20043503231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113527957287 (or 1113527957284 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 20043503231022 its reverse (22013230534002), we get a palindrome (42056733765024).

The spelling of 20043503231022 in words is "twenty trillion, forty-three billion, five hundred three million, two hundred thirty-one thousand, twenty-two".