1206228112 has 20 divisors (see below), whose sum is σ = 2344449276. Its totient is φ = 601208960.

The previous prime is 1206228103. The next prime is 1206228119. The reversal of 1206228112 is 2118226021.

It can be written as a sum of positive squares in 2 ways, for example, as 90935296 + 1115292816 = 9536^2 + 33396^2 .

It is not an unprimeable number, because it can be changed into a prime (1206228119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113839 + ... + 123982.

Almost surely, 2^1206228112 is an apocalyptic number.

It is an amenable number.

1206228112 is a deficient number, since it is larger than the sum of its proper divisors (1138221164).

1206228112 is a wasteful number, since it uses less digits than its factorization.

1206228112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238146 (or 238140 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1206228112 is about 34730.7948656520. The cubic root of 1206228112 is about 1064.4938301617.

The spelling of 1206228112 in words is "one billion, two hundred six million, two hundred twenty-eight thousand, one hundred twelve".