4431231102 has 32 divisors (see below), whose sum is σ = 9053503488. Its totient is φ = 1445384096.

The previous prime is 4431231073. The next prime is 4431231127. The reversal of 4431231102 is 2011321344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103603 + ... + 139985.

It is an arithmetic number, because the mean of its divisors is an integer number (282921984).

Almost surely, 2^4431231102 is an apocalyptic number.

4431231102 is an abundant number, since it is smaller than the sum of its proper divisors (4622272386).

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

4431231102 is a wasteful number, since it uses less digits than its factorization.

4431231102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36824.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4431231102 is about 66567.4928324629. The cubic root of 4431231102 is about 1642.5104202986.

Adding to 4431231102 its reverse (2011321344), we get a palindrome (6442552446).

The spelling of 4431231102 in words is "four billion, four hundred thirty-one million, two hundred thirty-one thousand, one hundred two".