1122228228 has 24 divisors (see below), whose sum is σ = 2856581280. Its totient is φ = 340069120.

The previous prime is 1122228223. The next prime is 1122228229. The reversal of 1122228228 is 8228222211.

It is a junction number, because it is equal to n+sod(n) for n = 1122228195 and 1122228204.

It is not an unprimeable number, because it can be changed into a prime (1122228221) 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, 4250733 + ... + 4250996.

It is an arithmetic number, because the mean of its divisors is an integer number (119024220).

Almost surely, 2^1122228228 is an apocalyptic number.

It is an amenable number.

1122228228 is an abundant number, since it is smaller than the sum of its proper divisors (1734353052).

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

1122228228 is a wasteful number, since it uses less digits than its factorization.

1122228228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8501747 (or 8501745 counting only the distinct ones).

The product of its digits is 4096, while the sum is 30.

The square root of 1122228228 is about 33499.6750432000. The cubic root of 1122228228 is about 1039.1870582500.

The spelling of 1122228228 in words is "one billion, one hundred twenty-two million, two hundred twenty-eight thousand, two hundred twenty-eight".