21314010451 has 8 divisors (see below), whose sum is σ = 21394832400. Its totient is φ = 21233224320.

The previous prime is 21314010383. The next prime is 21314010463. The reversal of 21314010451 is 15401041312.

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

It is a cyclic number.

It is not a de Polignac number, because 21314010451 - 2¹⁵ = 21313977683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21314020451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090895 + ... + 2101063.

It is an arithmetic number, because the mean of its divisors is an integer number (2674354050).

Almost surely, 2^21314010451 is an apocalyptic number.

21314010451 is a deficient number, since it is larger than the sum of its proper divisors (80821949).

21314010451 is a wasteful number, since it uses less digits than its factorization.

21314010451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17909.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 21314010451 its reverse (15401041312), we get a palindrome (36715051763).

The spelling of 21314010451 in words is "twenty-one billion, three hundred fourteen million, ten thousand, four hundred fifty-one".