21132313210134 has 96 divisors (see below), whose sum is σ = 55790041282560. Its totient is φ = 5909339829456.

The previous prime is 21132313210123. The next prime is 21132313210139. The reversal of 21132313210134 is 43101231323112.

21132313210134 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 2 + 313 + 210 + 134 = 666.

It is a super-2 number, since 2×21132313210134² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 21132313210098 and 21132313210107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132313210139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84838542 + ... + 85087265.

It is an arithmetic number, because the mean of its divisors is an integer number (581146263360).

Almost surely, 2^{21132313210134} is an apocalyptic number.

21132313210134 is an abundant number, since it is smaller than the sum of its proper divisors (34657728072426).

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

21132313210134 is a wasteful number, since it uses less digits than its factorization.

21132313210134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169925879 (or 169925866 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 21132313210134 its reverse (43101231323112), we get a palindrome (64233544533246).

The spelling of 21132313210134 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred thirteen million, two hundred ten thousand, one hundred thirty-four".