2117230733 has 4 divisors (see below), whose sum is σ = 2117763648. Its totient is φ = 2116697820.

The previous prime is 2117230729. The next prime is 2117230747. The reversal of 2117230733 is 3370327112.

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 a cyclic number.

It is not a de Polignac number, because 2117230733 - 2² = 2117230729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2117230696 and 2117230705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117230723) 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, 260453 + ... + 268458.

It is an arithmetic number, because the mean of its divisors is an integer number (529440912).

Almost surely, 2^2117230733 is an apocalyptic number.

It is an amenable number.

2117230733 is a deficient number, since it is larger than the sum of its proper divisors (532915).

2117230733 is an equidigital number, since it uses as much as digits as its factorization.

2117230733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532914.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 2117230733 is about 46013.3755879744. The cubic root of 2117230733 is about 1284.0720605142.

Adding to 2117230733 its reverse (3370327112), we get a palindrome (5487557845).

The spelling of 2117230733 in words is "two billion, one hundred seventeen million, two hundred thirty thousand, seven hundred thirty-three".