220532313 has 16 divisors (see below), whose sum is σ = 314556480. Its totient is φ = 136943616.

The previous prime is 220532287. The next prime is 220532339. The reversal of 220532313 is 313235022.

It is an interprime number because it is at equal distance from previous prime (220532287) and next prime (220532339).

It is not a de Polignac number, because 220532313 - 2⁵ = 220532281 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220532313.

It is not an unprimeable number, because it can be changed into a prime (220532363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17343 + ... + 27236.

It is an arithmetic number, because the mean of its divisors is an integer number (19659780).

Almost surely, 2^220532313 is an apocalyptic number.

It is an amenable number.

220532313 is a deficient number, since it is larger than the sum of its proper divisors (94024167).

220532313 is a wasteful number, since it uses less digits than its factorization.

220532313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44696.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 220532313 is about 14850.3304003648. The cubic root of 220532313 is about 604.1675713365.

Adding to 220532313 its reverse (313235022), we get a palindrome (533767335).

The spelling of 220532313 in words is "two hundred twenty million, five hundred thirty-two thousand, three hundred thirteen".