220353320215 has 32 divisors (see below), whose sum is σ = 310584960000. Its totient is φ = 150012211104.

The previous prime is 220353320191. The next prime is 220353320233. The reversal of 220353320215 is 512023353022.

It is a happy number.

220353320215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220353320215 - 2²³ = 220344931607 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223795 + ... + 700564.

It is an arithmetic number, because the mean of its divisors is an integer number (9705780000).

Almost surely, 2^220353320215 is an apocalyptic number.

220353320215 is a deficient number, since it is larger than the sum of its proper divisors (90231639785).

220353320215 is an equidigital number, since it uses as much as digits as its factorization.

220353320215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924524 (or 924510 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 220353320215 its reverse (512023353022), we get a palindrome (732376673237).

The spelling of 220353320215 in words is "two hundred twenty billion, three hundred fifty-three million, three hundred twenty thousand, two hundred fifteen".