1120120228 has 6 divisors (see below), whose sum is σ = 1960210406. Its totient is φ = 560060112.

The previous prime is 1120120187. The next prime is 1120120229. The reversal of 1120120228 is 8220210211.

It can be written as a sum of positive squares in only one way, i.e., 567964224 + 552156004 = 23832^2 + 23498^2 .

It is not an unprimeable number, because it can be changed into a prime (1120120229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140015025 + ... + 140015032.

Almost surely, 2^1120120228 is an apocalyptic number.

It is an amenable number.

1120120228 is a deficient number, since it is larger than the sum of its proper divisors (840090178).

1120120228 is a wasteful number, since it uses less digits than its factorization.

1120120228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280030061 (or 280030059 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 1120120228 is about 33468.1972624759. The cubic root of 1120120228 is about 1038.5359787538.

Adding to 1120120228 its reverse (8220210211), we get a palindrome (9340330439).

The spelling of 1120120228 in words is "one billion, one hundred twenty million, one hundred twenty thousand, two hundred twenty-eight".