14321221055252 has 12 divisors (see below), whose sum is σ = 26536380190740. Its totient is φ = 6739398143616.

The previous prime is 14321221055243. The next prime is 14321221055311. The reversal of 14321221055252 is 25255012212341.

It can be written as a sum of positive squares in 2 ways, for example, as 5396208204676 + 8925012850576 = 2322974^2 + 2987476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105303095927 + ... + 105303096062.

It is an arithmetic number, because the mean of its divisors is an integer number (2211365015895).

Almost surely, 2^{14321221055252} is an apocalyptic number.

It is an amenable number.

14321221055252 is a deficient number, since it is larger than the sum of its proper divisors (12215159135488).

14321221055252 is a wasteful number, since it uses less digits than its factorization.

14321221055252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210606192010 (or 210606192008 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 14321221055252 its reverse (25255012212341), we get a palindrome (39576233267593).

The spelling of 14321221055252 in words is "fourteen trillion, three hundred twenty-one billion, two hundred twenty-one million, fifty-five thousand, two hundred fifty-two".