2002313233 has 4 divisors (see below), whose sum is σ = 2107698160. Its totient is φ = 1896928308.

The previous prime is 2002313191. The next prime is 2002313239. The reversal of 2002313233 is 3323132002.

It is a happy number.

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 2002313233 - 2²⁵ = 1968758801 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 105384907 = 2002313233 / (2 + 0 + 0 + 2 + 3 + 1 + 3 + 2 + 3 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2002313233.

It is not an unprimeable number, because it can be changed into a prime (2002313239) 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, 52692435 + ... + 52692472.

It is an arithmetic number, because the mean of its divisors is an integer number (526924540).

Almost surely, 2^2002313233 is an apocalyptic number.

It is an amenable number.

2002313233 is a deficient number, since it is larger than the sum of its proper divisors (105384927).

2002313233 is a wasteful number, since it uses less digits than its factorization.

2002313233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105384926.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 2002313233 is about 44747.2148071810. The cubic root of 2002313233 is about 1260.4066112319.

Adding to 2002313233 its reverse (3323132002), we get a palindrome (5325445235).

The spelling of 2002313233 in words is "two billion, two million, three hundred thirteen thousand, two hundred thirty-three".