4221043130040 has 128 divisors (see below), whose sum is σ = 13815067795200. Its totient is φ = 1023228011520.

The previous prime is 4221043130039. The next prime is 4221043130047. The reversal of 4221043130040 is 400313401224.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221043130047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27827844 + ... + 27979116.

It is an arithmetic number, because the mean of its divisors is an integer number (107930217150).

Almost surely, 2^{4221043130040} is an apocalyptic number.

4221043130040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4221043130040 is an abundant number, since it is smaller than the sum of its proper divisors (9594024665160).

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

4221043130040 is a wasteful number, since it uses less digits than its factorization.

4221043130040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172437 (or 172433 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 4221043130040 its reverse (400313401224), we get a palindrome (4621356531264).

The spelling of 4221043130040 in words is "four trillion, two hundred twenty-one billion, forty-three million, one hundred thirty thousand, forty".