1112423213 has 16 divisors (see below), whose sum is σ = 1241063424. Its totient is φ = 988427760.

The previous prime is 1112423197. The next prime is 1112423219. The reversal of 1112423213 is 3123242111.

It is a cyclic number.

It is not a de Polignac number, because 1112423213 - 2⁴ = 1112423197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112423219) 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, 747356 + ... + 748842.

It is an arithmetic number, because the mean of its divisors is an integer number (77566464).

Almost surely, 2^1112423213 is an apocalyptic number.

It is an amenable number.

1112423213 is a deficient number, since it is larger than the sum of its proper divisors (128640211).

1112423213 is a wasteful number, since it uses less digits than its factorization.

1112423213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992.

The product of its digits is 288, while the sum is 20.

The square root of 1112423213 is about 33353.0090546565. The cubic root of 1112423213 is about 1036.1517088371.

Adding to 1112423213 its reverse (3123242111), we get a palindrome (4235665324).

The spelling of 1112423213 in words is "one billion, one hundred twelve million, four hundred twenty-three thousand, two hundred thirteen".