220112211221103 has 8 divisors (see below), whose sum is σ = 295793837651968. Its totient is φ = 145586029468824.

The previous prime is 220112211221051. The next prime is 220112211221131. The reversal of 220112211221103 is 301122112211022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220112211221103 - 2⁶ = 220112211221039 is a prime.

It is a super-2 number, since 2×220112211221103² (a number of 29 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 220112211221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112211221143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288861169201 + ... + 288861169962.

It is an arithmetic number, because the mean of its divisors is an integer number (36974229706496).

Almost surely, 2^{220112211221103} is an apocalyptic number.

220112211221103 is a deficient number, since it is larger than the sum of its proper divisors (75681626430865).

220112211221103 is a wasteful number, since it uses less digits than its factorization.

220112211221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577722339293.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 220112211221103 its reverse (301122112211022), we get a palindrome (521234323432125).

The spelling of 220112211221103 in words is "two hundred twenty trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty-one thousand, one hundred three".