14000221312 has 128 divisors (see below), whose sum is σ = 34890756480. Its totient is φ = 5436211200.

The previous prime is 14000221237. The next prime is 14000221373. The reversal of 14000221312 is 21312200041.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 3122112 + ... + 3126592.

It is an arithmetic number, because the mean of its divisors is an integer number (272584035).

Almost surely, 2^14000221312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14000221312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17445378240).

14000221312 is an abundant number, since it is smaller than the sum of its proper divisors (20890535168).

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

14000221312 is a wasteful number, since it uses less digits than its factorization.

14000221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830 (or 4818 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 14000221312 its reverse (21312200041), we get a palindrome (35312421353).

The spelling of 14000221312 in words is "fourteen billion, two hundred twenty-one thousand, three hundred twelve".