220112220112 has 40 divisors (see below), whose sum is σ = 430764685992. Its totient is φ = 108947520000.

The previous prime is 220112220109. The next prime is 220112220131. The reversal of 220112220112 is 211022211022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 88694369856 + 131417850256 = 297816^2 + 362516^2 .

It is a super-3 number, since 3×220112220112³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 15993138 + ... + 16006894.

Almost surely, 2^220112220112 is an apocalyptic number.

It is an amenable number.

220112220112 is a deficient number, since it is larger than the sum of its proper divisors (210652465880).

220112220112 is a wasteful number, since it uses less digits than its factorization.

220112220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23767 (or 23761 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220112220112 its reverse (211022211022), we get a palindrome (431134431134).

The spelling of 220112220112 in words is "two hundred twenty billion, one hundred twelve million, two hundred twenty thousand, one hundred twelve".