21130114323 has 16 divisors (see below), whose sum is σ = 28481922560. Its totient is φ = 13932860544.

The previous prime is 21130114319. The next prime is 21130114391. The reversal of 21130114323 is 32341103112.

It is not a de Polignac number, because 21130114323 - 2² = 21130114319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21130114323.

It is not an unprimeable number, because it can be changed into a prime (21130114123) 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, 212763 + ... + 295851.

It is an arithmetic number, because the mean of its divisors is an integer number (1780120160).

Almost surely, 2^21130114323 is an apocalyptic number.

21130114323 is a deficient number, since it is larger than the sum of its proper divisors (7351808237).

21130114323 is a wasteful number, since it uses less digits than its factorization.

21130114323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84018.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21130114323 its reverse (32341103112), we get a palindrome (53471217435).

The spelling of 21130114323 in words is "twenty-one billion, one hundred thirty million, one hundred fourteen thousand, three hundred twenty-three".