4231443211020 has 72 divisors (see below), whose sum is σ = 12836436224976. Its totient is φ = 1128291802752.

The previous prime is 4231443211013. The next prime is 4231443211129. The reversal of 4231443211020 is 201123441324.

4231443211020 is a `hidden beast` number, since 4 + 2 + 3 + 1 + 443 + 211 + 0 + 2 + 0 = 666.

It is a super-2 number, since 2×4231443211020² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1233334 + ... + 3159746.

It is an arithmetic number, because the mean of its divisors is an integer number (178283836458).

Almost surely, 2^{4231443211020} is an apocalyptic number.

It is an amenable number.

4231443211020 is an abundant number, since it is smaller than the sum of its proper divisors (8604993013956).

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

4231443211020 is a wasteful number, since it uses less digits than its factorization.

4231443211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938631 (or 1938626 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 4231443211020 its reverse (201123441324), we get a palindrome (4432566652344).

The spelling of 4231443211020 in words is "four trillion, two hundred thirty-one billion, four hundred forty-three million, two hundred eleven thousand, twenty".