1320112233 has 24 divisors (see below), whose sum is σ = 2136403776. Its totient is φ = 778442400.

The previous prime is 1320112231. The next prime is 1320112247. The reversal of 1320112233 is 3322110231.

1320112233 is a `hidden beast` number, since 1 + 320 + 112 + 233 = 666.

It is not a de Polignac number, because 1320112233 - 2¹ = 1320112231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320112231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176533 + ... + 183858.

It is an arithmetic number, because the mean of its divisors is an integer number (89016824).

Almost surely, 2^1320112233 is an apocalyptic number.

It is an amenable number.

1320112233 is a deficient number, since it is larger than the sum of its proper divisors (816291543).

1320112233 is a wasteful number, since it uses less digits than its factorization.

1320112233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360445 (or 360442 counting only the distinct ones).

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

The square root of 1320112233 is about 36333.3487721680. The cubic root of 1320112233 is about 1096.9923993172.

Adding to 1320112233 its reverse (3322110231), we get a palindrome (4642222464).

The spelling of 1320112233 in words is "one billion, three hundred twenty million, one hundred twelve thousand, two hundred thirty-three".