21314043201 has 32 divisors (see below), whose sum is σ = 31240828800. Its totient is φ = 12818534400.

The previous prime is 21314043197. The next prime is 21314043217. The reversal of 21314043201 is 10234041312.

It is not a de Polignac number, because 21314043201 - 2² = 21314043197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21314043271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2677375 + ... + 2685323.

It is an arithmetic number, because the mean of its divisors is an integer number (976275900).

Almost surely, 2^21314043201 is an apocalyptic number.

It is an amenable number.

21314043201 is a deficient number, since it is larger than the sum of its proper divisors (9926785599).

21314043201 is a wasteful number, since it uses less digits than its factorization.

21314043201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8577.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 21314043201 its reverse (10234041312), we get a palindrome (31548084513).

The spelling of 21314043201 in words is "twenty-one billion, three hundred fourteen million, forty-three thousand, two hundred one".