1123115222 has 8 divisors (see below), whose sum is σ = 1685805696. Its totient is φ = 561179992.

The previous prime is 1123115159. The next prime is 1123115267. The reversal of 1123115222 is 2225113211.

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

It is a super-2 number, since 2×1123115222² = 2522775603776218568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123115194 and 1123115203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185078 + ... + 191049.

It is an arithmetic number, because the mean of its divisors is an integer number (210725712).

Almost surely, 2^1123115222 is an apocalyptic number.

1123115222 is a deficient number, since it is larger than the sum of its proper divisors (562690474).

1123115222 is a wasteful number, since it uses less digits than its factorization.

1123115222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377622.

The product of its digits is 240, while the sum is 20.

The square root of 1123115222 is about 33512.9112731198. The cubic root of 1123115222 is about 1039.4607726104.

Adding to 1123115222 its reverse (2225113211), we get a palindrome (3348228433).

The spelling of 1123115222 in words is "one billion, one hundred twenty-three million, one hundred fifteen thousand, two hundred twenty-two".