14221031402 has 8 divisors (see below), whose sum is σ = 21527249700. Its totient is φ = 7045281504.

The previous prime is 14221031401. The next prime is 14221031453. The reversal of 14221031402 is 20413012241.

It can be written as a sum of positive squares in 2 ways, for example, as 13931316961 + 289714441 = 118031^2 + 17021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14221031401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32616827 + ... + 32617262.

Almost surely, 2^14221031402 is an apocalyptic number.

14221031402 is a deficient number, since it is larger than the sum of its proper divisors (7306218298).

14221031402 is a wasteful number, since it uses less digits than its factorization.

14221031402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65234200.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 14221031402 its reverse (20413012241), we get a palindrome (34634043643).

The spelling of 14221031402 in words is "fourteen billion, two hundred twenty-one million, thirty-one thousand, four hundred two".