4231144242220 has 48 divisors (see below), whose sum is σ = 10596256892928. Its totient is φ = 1387605067200.

The previous prime is 4231144242211. The next prime is 4231144242293. The reversal of 4231144242220 is 222424411324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657006756 + ... + 657013195.

It is an arithmetic number, because the mean of its divisors is an integer number (220755351936).

Almost surely, 2^{4231144242220} is an apocalyptic number.

It is an amenable number.

4231144242220 is an abundant number, since it is smaller than the sum of its proper divisors (6365112650708).

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

4231144242220 is a wasteful number, since it uses less digits than its factorization.

4231144242220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314019990 (or 1314019988 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4231144242220 its reverse (222424411324), we get a palindrome (4453568653544).

The spelling of 4231144242220 in words is "four trillion, two hundred thirty-one billion, one hundred forty-four million, two hundred forty-two thousand, two hundred twenty".