21314450001 has 8 divisors (see below), whose sum is σ = 30605364160. Its totient is φ = 13116584592.

The previous prime is 21314449967. The next prime is 21314450023. The reversal of 21314450001 is 10005441312.

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

It is a de Polignac number, because none of the positive numbers 2^k-21314450001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 21314450001.

It is not an unprimeable number, because it can be changed into a prime (21314450051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 273262141 + ... + 273262218.

It is an arithmetic number, because the mean of its divisors is an integer number (3825670520).

Almost surely, 2^21314450001 is an apocalyptic number.

It is an amenable number.

21314450001 is a deficient number, since it is larger than the sum of its proper divisors (9290914159).

21314450001 is a wasteful number, since it uses less digits than its factorization.

21314450001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546524375.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 21314450001 its reverse (10005441312), we get a palindrome (31319891313).

The spelling of 21314450001 in words is "twenty-one billion, three hundred fourteen million, four hundred fifty thousand, one".