21344004314 has 4 divisors (see below), whose sum is σ = 32016006474. Its totient is φ = 10672002156.

The previous prime is 21344004307. The next prime is 21344004359. The reversal of 21344004314 is 41340044312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21326221225 + 17783089 = 146035^2 + 4217^2 .

It is a super-3 number, since 3×21344004314³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5336001077 + ... + 5336001080.

Almost surely, 2^21344004314 is an apocalyptic number.

21344004314 is a deficient number, since it is larger than the sum of its proper divisors (10672002160).

21344004314 is a wasteful number, since it uses less digits than its factorization.

21344004314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10672002159.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 21344004314 its reverse (41340044312), we get a palindrome (62684048626).

The spelling of 21344004314 in words is "twenty-one billion, three hundred forty-four million, four thousand, three hundred fourteen".