1120312233 has 12 divisors (see below), whose sum is σ = 1661965188. Its totient is φ = 726688800.

The previous prime is 1120312213. The next prime is 1120312243. The reversal of 1120312233 is 3322130211.

1120312233 is a `hidden beast` number, since 1 + 120 + 312 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 993006144 + 127306089 = 31512^2 + 11283^2 .

It is not a de Polignac number, because 1120312233 - 2⁵ = 1120312201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120312213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1681818 + ... + 1682483.

It is an arithmetic number, because the mean of its divisors is an integer number (138497099).

Almost surely, 2^1120312233 is an apocalyptic number.

It is an amenable number.

1120312233 is a deficient number, since it is larger than the sum of its proper divisors (541652955).

1120312233 is a wasteful number, since it uses less digits than its factorization.

1120312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364344 (or 3364341 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1120312233 is about 33471.0656089704. The cubic root of 1120312233 is about 1038.5953154521.

Adding to 1120312233 its reverse (3322130211), we get a palindrome (4442442444).

It can be divided in two parts, 11203 and 12233, that added together give a triangular number (23436 = T₂₁₆).

The spelling of 1120312233 in words is "one billion, one hundred twenty million, three hundred twelve thousand, two hundred thirty-three".