220320132303 has 16 divisors (see below), whose sum is σ = 310337582720. Its totient is φ = 138647202336.

The previous prime is 220320132269. The next prime is 220320132317. The reversal of 220320132303 is 303231023022.

It is not a de Polignac number, because 220320132303 - 2⁸ = 220320132047 is a prime.

It is a super-2 number, since 2×220320132303² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220320132303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220320132343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6961225 + ... + 6992802.

It is an arithmetic number, because the mean of its divisors is an integer number (19396098920).

Almost surely, 2^220320132303 is an apocalyptic number.

220320132303 is a deficient number, since it is larger than the sum of its proper divisors (90017450417).

220320132303 is a wasteful number, since it uses less digits than its factorization.

220320132303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13954326.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 220320132303 its reverse (303231023022), we get a palindrome (523551155325).

The spelling of 220320132303 in words is "two hundred twenty billion, three hundred twenty million, one hundred thirty-two thousand, three hundred three".