21132130012323 has 16 divisors (see below), whose sum is σ = 31041976764672. Its totient is φ = 12680546060000.

The previous prime is 21132130012313. The next prime is 21132130012333. The reversal of 21132130012323 is 32321003123112.

It is an interprime number because it is at equal distance from previous prime (21132130012313) and next prime (21132130012333).

It is a cyclic number.

It is not a de Polignac number, because 21132130012323 - 2⁴ = 21132130012307 is a prime.

It is a super-2 number, since 2×21132130012323² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21132130012293 and 21132130012302.

It is not an unprimeable number, because it can be changed into a prime (21132130012303) 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, 3170133183 + ... + 3170139848.

It is an arithmetic number, because the mean of its divisors is an integer number (1940123547792).

Almost surely, 2^{21132130012323} is an apocalyptic number.

21132130012323 is a deficient number, since it is larger than the sum of its proper divisors (9909846752349).

21132130012323 is a wasteful number, since it uses less digits than its factorization.

21132130012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340273146.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21132130012323 its reverse (32321003123112), we get a palindrome (53453133135435).

The spelling of 21132130012323 in words is "twenty-one trillion, one hundred thirty-two billion, one hundred thirty million, twelve thousand, three hundred twenty-three".