220111112220112 has 40 divisors (see below), whose sum is σ = 457737109519176. Its totient is φ = 102162772463616.

The previous prime is 220111112220007. The next prime is 220111112220161. The reversal of 220111112220112 is 211022211111022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 89348319475776 + 130762792744336 = 9452424^2 + 11435156^2 .

It is a super-3 number, since 3×220111112220112³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220111112220112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5542665283 + ... + 5542704994.

Almost surely, 2^{220111112220112} is an apocalyptic number.

It is an amenable number.

220111112220112 is an abundant number, since it is smaller than the sum of its proper divisors (237625997299064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220111112220112 is a wasteful number, since it uses less digits than its factorization.

220111112220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085370375 (or 11085370369 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 220111112220112 its reverse (211022211111022), we get a palindrome (431133323331134).

The spelling of 220111112220112 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred twelve million, two hundred twenty thousand, one hundred twelve".