4431521122 has 16 divisors (see below), whose sum is σ = 7647207552. Its totient is φ = 1886644800.

The previous prime is 4431521111. The next prime is 4431521141. The reversal of 4431521122 is 2211251344.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046023 + ... + 1050250.

It is an arithmetic number, because the mean of its divisors is an integer number (477950472).

Almost surely, 2^4431521122 is an apocalyptic number.

4431521122 is a deficient number, since it is larger than the sum of its proper divisors (3215686430).

4431521122 is a wasteful number, since it uses less digits than its factorization.

4431521122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096433.

The product of its digits is 1920, while the sum is 25.

The square root of 4431521122 is about 66569.6711874109. The cubic root of 4431521122 is about 1642.5462531156.

Adding to 4431521122 its reverse (2211251344), we get a palindrome (6642772466).

The spelling of 4431521122 in words is "four billion, four hundred thirty-one million, five hundred twenty-one thousand, one hundred twenty-two".