21000243314 has 8 divisors (see below), whose sum is σ = 31500981120. Its totient is φ = 10499916276.

The previous prime is 21000243287. The next prime is 21000243349. The reversal of 21000243314 is 41334200012.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137207 + ... + 246629.

It is an arithmetic number, because the mean of its divisors is an integer number (3937622640).

Almost surely, 2^21000243314 is an apocalyptic number.

21000243314 is a deficient number, since it is larger than the sum of its proper divisors (10500737806).

21000243314 is a wasteful number, since it uses less digits than its factorization.

21000243314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205384.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21000243314 its reverse (41334200012), we get a palindrome (62334443326).

The spelling of 21000243314 in words is "twenty-one billion, two hundred forty-three thousand, three hundred fourteen".