21200011032132 has 36 divisors (see below), whose sum is σ = 53592073023216. Its totient is φ = 7066254135600.

The previous prime is 21200011032113. The next prime is 21200011032149. The reversal of 21200011032132 is 23123011000212.

21200011032132 is a `hidden beast` number, since 2 + 1 + 200 + 0 + 110 + 321 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16721994 + ... + 17945057.

Almost surely, 2^{21200011032132} is an apocalyptic number.

It is an amenable number.

21200011032132 is an abundant number, since it is smaller than the sum of its proper divisors (32392061991084).

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

21200011032132 is a wasteful number, since it uses less digits than its factorization.

21200011032132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34684048 (or 34684043 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 21200011032132 its reverse (23123011000212), we get a palindrome (44323022032344).

The spelling of 21200011032132 in words is "twenty-one trillion, two hundred billion, eleven million, thirty-two thousand, one hundred thirty-two".