21303446521132 has 24 divisors (see below), whose sum is σ = 39525516094400. Its totient is φ = 10018508355216.

The previous prime is 21303446521111. The next prime is 21303446521171. The reversal of 21303446521132 is 23112564430312.

21303446521132 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×21303446521132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21303446521091 and 21303446521100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008293418 + ... + 1008314545.

Almost surely, 2^{21303446521132} is an apocalyptic number.

It is an amenable number.

21303446521132 is a deficient number, since it is larger than the sum of its proper divisors (18222069573268).

21303446521132 is a wasteful number, since it uses less digits than its factorization.

21303446521132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016608125 (or 2016608123 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 21303446521132 in words is "twenty-one trillion, three hundred three billion, four hundred forty-six million, five hundred twenty-one thousand, one hundred thirty-two".