1122223012 has 12 divisors (see below), whose sum is σ = 1967484400. Its totient is φ = 560084616.

The previous prime is 1122223009. The next prime is 1122223021. The reversal of 1122223012 is 2103222211.

It is a happy 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, 254262 + ... + 258637.

Almost surely, 2^1122223012 is an apocalyptic number.

It is an amenable number.

1122223012 is a deficient number, since it is larger than the sum of its proper divisors (845261388).

1122223012 is a wasteful number, since it uses less digits than its factorization.

1122223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513450 (or 513448 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1122223012 is about 33499.5971916081. The cubic root of 1122223012 is about 1039.1854482364.

Adding to 1122223012 its reverse (2103222211), we get a palindrome (3225445223).

The spelling of 1122223012 in words is "one billion, one hundred twenty-two million, two hundred twenty-three thousand, twelve".