14243221352 has 32 divisors (see below), whose sum is σ = 27281814120. Its totient is φ = 6969258240.

The previous prime is 14243221297. The next prime is 14243221381. The reversal of 14243221352 is 25312234241.

It can be written as a sum of positive squares in 4 ways, for example, as 13568988196 + 674233156 = 116486^2 + 25966^2 .

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, 22058 + ... + 170214.

Almost surely, 2^14243221352 is an apocalyptic number.

It is an amenable number.

14243221352 is a deficient number, since it is larger than the sum of its proper divisors (13038592768).

14243221352 is a wasteful number, since it uses less digits than its factorization.

14243221352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148421 (or 148417 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

Adding to 14243221352 its reverse (25312234241), we get a palindrome (39555455593).

The spelling of 14243221352 in words is "fourteen billion, two hundred forty-three million, two hundred twenty-one thousand, three hundred fifty-two".