220865507132 has 12 divisors (see below), whose sum is σ = 386568229320. Its totient is φ = 110417441616.

The previous prime is 220865507131. The next prime is 220865507143. The reversal of 220865507132 is 231705568022.

220865507132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 220865507132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220865507131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795503 + ... + 3853254.

It is an arithmetic number, because the mean of its divisors is an integer number (32214019110).

Almost surely, 2^220865507132 is an apocalyptic number.

It is an amenable number.

220865507132 is a deficient number, since it is larger than the sum of its proper divisors (165702722188).

220865507132 is a wasteful number, since it uses less digits than its factorization.

220865507132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7655980 (or 7655978 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 220865507132 in words is "two hundred twenty billion, eight hundred sixty-five million, five hundred seven thousand, one hundred thirty-two".