1123444122 has 32 divisors (see below), whose sum is σ = 2377446720. Its totient is φ = 352926720.

The previous prime is 1123444097. The next prime is 1123444129. The reversal of 1123444122 is 2214443211.

It is a junction number, because it is equal to n+sod(n) for n = 1123444092 and 1123444101.

It is not an unprimeable number, because it can be changed into a prime (1123444129) 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, 3529 + ... + 47532.

It is an arithmetic number, because the mean of its divisors is an integer number (74295210).

Almost surely, 2^1123444122 is an apocalyptic number.

1123444122 is an abundant number, since it is smaller than the sum of its proper divisors (1254002598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123444122 is a wasteful number, since it uses less digits than its factorization.

1123444122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51278.

The product of its digits is 1536, while the sum is 24.

The square root of 1123444122 is about 33517.8179779054. The cubic root of 1123444122 is about 1039.5622300787.

Adding to 1123444122 its reverse (2214443211), we get a palindrome (3337887333).

The spelling of 1123444122 in words is "one billion, one hundred twenty-three million, four hundred forty-four thousand, one hundred twenty-two".