220320320201012 has 24 divisors (see below), whose sum is σ = 403452457863336. Its totient is φ = 105160540387968.

The previous prime is 220320320200993. The next prime is 220320320201017. The reversal of 220320320201012 is 210102023023022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25443913286416 + 194876406914596 = 5044196^2 + 13959814^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220320320201017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14043867743 + ... + 14043883430.

It is an arithmetic number, because the mean of its divisors is an integer number (16810519077639).

Almost surely, 2^{220320320201012} is an apocalyptic number.

It is an amenable number.

220320320201012 is a deficient number, since it is larger than the sum of its proper divisors (183132137662324).

220320320201012 is a wasteful number, since it uses less digits than its factorization.

220320320201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28087751267 (or 28087751265 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 220320320201012 its reverse (210102023023022), we get a palindrome (430422343224034).

The spelling of 220320320201012 in words is "two hundred twenty trillion, three hundred twenty billion, three hundred twenty million, two hundred one thousand, twelve".