4431142100 has 72 divisors (see below), whose sum is σ = 11988274368. Its totient is φ = 1381132800.

The previous prime is 4431142097. The next prime is 4431142193. The reversal of 4431142100 is 12411344.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 280037 + ... + 295436.

Almost surely, 2^4431142100 is an apocalyptic number.

It is an amenable number.

4431142100 is an abundant number, since it is smaller than the sum of its proper divisors (7557132268).

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

4431142100 is a wasteful number, since it uses less digits than its factorization.

4431142100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575505 (or 575498 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4431142100 is about 66566.8243196264. The cubic root of 4431142100 is about 1642.4994235283.

Adding to 4431142100 its reverse (12411344), we get a palindrome (4443553444).

The spelling of 4431142100 in words is "four billion, four hundred thirty-one million, one hundred forty-two thousand, one hundred".