21200001514 has 8 divisors (see below), whose sum is σ = 32476598208. Its totient is φ = 10374468780.

The previous prime is 21200001509. The next prime is 21200001587. The reversal of 21200001514 is 41510000212.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112765872 + ... + 112766059.

It is an arithmetic number, because the mean of its divisors is an integer number (4059574776).

Almost surely, 2^21200001514 is an apocalyptic number.

21200001514 is a deficient number, since it is larger than the sum of its proper divisors (11276596694).

21200001514 is a wasteful number, since it uses less digits than its factorization.

21200001514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225531980.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 21200001514 its reverse (41510000212), we get a palindrome (62710001726).

The spelling of 21200001514 in words is "twenty-one billion, two hundred million, one thousand, five hundred fourteen".