1112211423 has 12 divisors (see below), whose sum is σ = 1607054280. Its totient is φ = 741231216.

The previous prime is 1112211389. The next prime is 1112211433. The reversal of 1112211423 is 3241122111.

It is not a de Polignac number, because 1112211423 - 2⁸ = 1112211167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112211396 and 1112211405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112211433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11313 + ... + 48501.

It is an arithmetic number, because the mean of its divisors is an integer number (133921190).

Almost surely, 2^1112211423 is an apocalyptic number.

1112211423 is a deficient number, since it is larger than the sum of its proper divisors (494842857).

1112211423 is a wasteful number, since it uses less digits than its factorization.

1112211423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40518 (or 40515 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1112211423 is about 33349.8339276225. The cubic root of 1112211423 is about 1036.0859483436.

Adding to 1112211423 its reverse (3241122111), we get a palindrome (4353333534).

The spelling of 1112211423 in words is "one billion, one hundred twelve million, two hundred eleven thousand, four hundred twenty-three".