1112230201123 has 4 divisors (see below), whose sum is σ = 1112234021320. Its totient is φ = 1112226380928.

The previous prime is 1112230201087. The next prime is 1112230201157. The reversal of 1112230201123 is 3211020322111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112230201123 is a prime.

It is a super-2 number, since 2×1112230201123² (a number of 25 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 1112230201123.

It is not an unprimeable number, because it can be changed into a prime (1112230201223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433790 + ... + 2068867.

It is an arithmetic number, because the mean of its divisors is an integer number (278058505330).

Almost surely, 2^{1112230201123} is an apocalyptic number.

1112230201123 is a deficient number, since it is larger than the sum of its proper divisors (3820197).

1112230201123 is an equidigital number, since it uses as much as digits as its factorization.

1112230201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3820196.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1112230201123 its reverse (3211020322111), we get a palindrome (4323250523234).

The spelling of 1112230201123 in words is "one trillion, one hundred twelve billion, two hundred thirty million, two hundred one thousand, one hundred twenty-three".