21514101303 has 16 divisors (see below), whose sum is σ = 28731527136. Its totient is φ = 14319728640.

The previous prime is 21514101293. The next prime is 21514101431. The reversal of 21514101303 is 30310141512.

It is not a de Polignac number, because 21514101303 - 2⁹ = 21514100791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21514101303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21514101703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8899951 + ... + 8902367.

It is an arithmetic number, because the mean of its divisors is an integer number (1795720446).

Almost surely, 2^21514101303 is an apocalyptic number.

21514101303 is a deficient number, since it is larger than the sum of its proper divisors (7217425833).

21514101303 is a wasteful number, since it uses less digits than its factorization.

21514101303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 21514101303 its reverse (30310141512), we get a palindrome (51824242815).

The spelling of 21514101303 in words is "twenty-one billion, five hundred fourteen million, one hundred one thousand, three hundred three".