21110314 has 4 divisors (see below), whose sum is σ = 31665474. Its totient is φ = 10555156.

The previous prime is 21110263. The next prime is 21110363. The reversal of 21110314 is 41301112.

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., 12020089 + 9090225 = 3467^2 + 3015^2 .

It is a junction number, because it is equal to n+sod(n) for n = 21110294 and 21110303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277577 + ... + 5277580.

Almost surely, 2^21110314 is an apocalyptic number.

21110314 is a deficient number, since it is larger than the sum of its proper divisors (10555160).

21110314 is a wasteful number, since it uses less digits than its factorization.

21110314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555159.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 21110314 is about 4594.5961737676. The cubic root of 21110314 is about 276.3746661989.

Adding to 21110314 its reverse (41301112), we get a palindrome (62411426).

The spelling of 21110314 in words is "twenty-one million, one hundred ten thousand, three hundred fourteen".