21303265014 has 24 divisors (see below), whose sum is σ = 46327406112. Its totient is φ = 7074883440.

The previous prime is 21303265013. The next prime is 21303265021. The reversal of 21303265014 is 41056230312.

21303265014 is a `hidden beast` number, since 2 + 1 + 3 + 0 + 3 + 2 + 650 + 1 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21303265013) 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 11 ways as a sum of consecutive naturals, for example, 2178729 + ... + 2188484.

It is an arithmetic number, because the mean of its divisors is an integer number (1930308588).

Almost surely, 2^21303265014 is an apocalyptic number.

21303265014 is an abundant number, since it is smaller than the sum of its proper divisors (25024141098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21303265014 is a wasteful number, since it uses less digits than its factorization.

21303265014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367492 (or 4367489 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 21303265014 its reverse (41056230312), we get a palindrome (62359495326).

The spelling of 21303265014 in words is "twenty-one billion, three hundred three million, two hundred sixty-five thousand, fourteen".