220113201212 has 12 divisors (see below), whose sum is σ = 386662735536. Its totient is φ = 109638133920.

The previous prime is 220113201193. The next prime is 220113201221. The reversal of 220113201212 is 212102311022.

It is a super-3 number, since 3×220113201212³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104615489 + ... + 104617592.

It is an arithmetic number, because the mean of its divisors is an integer number (32221894628).

Almost surely, 2^220113201212 is an apocalyptic number.

It is an amenable number.

220113201212 is a deficient number, since it is larger than the sum of its proper divisors (166549534324).

220113201212 is a wasteful number, since it uses less digits than its factorization.

220113201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209233348 (or 209233346 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220113201212 its reverse (212102311022), we get a palindrome (432215512234).

It can be divided in two parts, 22011 and 3201212, that added together give a palindrome (3223223).

The spelling of 220113201212 in words is "two hundred twenty billion, one hundred thirteen million, two hundred one thousand, two hundred twelve".