1123224211 has 8 divisors (see below), whose sum is σ = 1127276784. Its totient is φ = 1119179040.

The previous prime is 1123224173. The next prime is 1123224253. The reversal of 1123224211 is 1124223211.

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 1123224211 - 2²⁷ = 989006483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123224511) 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, 627660 + ... + 629446.

It is an arithmetic number, because the mean of its divisors is an integer number (140909598).

Almost surely, 2^1123224211 is an apocalyptic number.

1123224211 is a deficient number, since it is larger than the sum of its proper divisors (4052573).

1123224211 is a wasteful number, since it uses less digits than its factorization.

1123224211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701.

The product of its digits is 192, while the sum is 19.

The square root of 1123224211 is about 33514.5373084577. The cubic root of 1123224211 is about 1039.4943951998.

Adding to 1123224211 its reverse (1124223211), we get a palindrome (2247447422).

The spelling of 1123224211 in words is "one billion, one hundred twenty-three million, two hundred twenty-four thousand, two hundred eleven".