1122223213 has 8 divisors (see below), whose sum is σ = 1133952768. Its totient is φ = 1110509904.

The previous prime is 1122223211. The next prime is 1122223229. The reversal of 1122223213 is 3123222211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122223213 - 2¹ = 1122223211 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 (1122223211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175356 + ... + 181642.

It is an arithmetic number, because the mean of its divisors is an integer number (141744096).

Almost surely, 2^1122223213 is an apocalyptic number.

It is an amenable number.

1122223213 is a deficient number, since it is larger than the sum of its proper divisors (11729555).

1122223213 is a wasteful number, since it uses less digits than its factorization.

1122223213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8123.

The product of its digits is 288, while the sum is 19.

The square root of 1122223213 is about 33499.6001916441. The cubic root of 1122223213 is about 1039.1855102788.

Adding to 1122223213 its reverse (3123222211), we get a palindrome (4245445424).

The spelling of 1122223213 in words is "one billion, one hundred twenty-two million, two hundred twenty-three thousand, two hundred thirteen".