2312113233 has 4 divisors (see below), whose sum is σ = 3082817648. Its totient is φ = 1541408820.

The previous prime is 2312113231. The next prime is 2312113259. The reversal of 2312113233 is 3323112132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2312113233 - 2¹ = 2312113231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312113231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385352203 + ... + 385352208.

It is an arithmetic number, because the mean of its divisors is an integer number (770704412).

Almost surely, 2^2312113233 is an apocalyptic number.

It is an amenable number.

2312113233 is a deficient number, since it is larger than the sum of its proper divisors (770704415).

2312113233 is an equidigital number, since it uses as much as digits as its factorization.

2312113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770704414.

The product of its digits is 648, while the sum is 21.

The square root of 2312113233 is about 48084.4385742415. The cubic root of 2312113233 is about 1322.3193903846.

Adding to 2312113233 its reverse (3323112132), we get a palindrome (5635225365).

The spelling of 2312113233 in words is "two billion, three hundred twelve million, one hundred thirteen thousand, two hundred thirty-three".