14225521231 has 16 divisors (see below), whose sum is σ = 14504031360. Its totient is φ = 13949844480.

The previous prime is 14225521207. The next prime is 14225521241. The reversal of 14225521231 is 13212552241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 14225521231 - 2¹⁹ = 14224996943 is a prime.

It is a super-4 number, since 4×14225521231⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14225521231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14225521241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8170021 + ... + 8171761.

It is an arithmetic number, because the mean of its divisors is an integer number (906501960).

Almost surely, 2^14225521231 is an apocalyptic number.

14225521231 is a deficient number, since it is larger than the sum of its proper divisors (278510129).

14225521231 is a wasteful number, since it uses less digits than its factorization.

14225521231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466.

The product of its digits is 4800, while the sum is 28.

The spelling of 14225521231 in words is "fourteen billion, two hundred twenty-five million, five hundred twenty-one thousand, two hundred thirty-one".