122220112103 has 16 divisors (see below), whose sum is σ = 133657472736. Its totient is φ = 111314211840.

The previous prime is 122220112087. The next prime is 122220112111. The reversal of 122220112103 is 301211022221.

It is a cyclic number.

It is not a de Polignac number, because 122220112103 - 2⁴ = 122220112087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122220112123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 863333 + ... + 994878.

It is an arithmetic number, because the mean of its divisors is an integer number (8353592046).

Almost surely, 2^122220112103 is an apocalyptic number.

122220112103 is a deficient number, since it is larger than the sum of its proper divisors (11437360633).

122220112103 is a wasteful number, since it uses less digits than its factorization.

122220112103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858354.

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

Adding to 122220112103 its reverse (301211022221), we get a palindrome (423431134324).

The spelling of 122220112103 in words is "one hundred twenty-two billion, two hundred twenty million, one hundred twelve thousand, one hundred three".