220112100103 has 4 divisors (see below), whose sum is σ = 251556685840. Its totient is φ = 188667514368.

The previous prime is 220112100067. The next prime is 220112100119. The reversal of 220112100103 is 301001211022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220112100103 - 2¹³ = 220112091911 is a prime.

It is a super-2 number, since 2×220112100103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112100203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15722292858 + ... + 15722292871.

It is an arithmetic number, because the mean of its divisors is an integer number (62889171460).

Almost surely, 2^220112100103 is an apocalyptic number.

220112100103 is a deficient number, since it is larger than the sum of its proper divisors (31444585737).

220112100103 is an equidigital number, since it uses as much as digits as its factorization.

220112100103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31444585736.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 220112100103 its reverse (301001211022), we get a palindrome (521113311125).

The spelling of 220112100103 in words is "two hundred twenty billion, one hundred twelve million, one hundred thousand, one hundred three".