2120312033 has 8 divisors (see below), whose sum is σ = 2429141760. Its totient is φ = 1812964320.

The previous prime is 2120312009. The next prime is 2120312057. The reversal of 2120312033 is 3302130212.

It is an interprime number because it is at equal distance from previous prime (2120312009) and next prime (2120312057).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120312033 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2120312333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367433 + ... + 373158.

It is an arithmetic number, because the mean of its divisors is an integer number (303642720).

Almost surely, 2^2120312033 is an apocalyptic number.

It is an amenable number.

2120312033 is a deficient number, since it is larger than the sum of its proper divisors (308829727).

2120312033 is an equidigital number, since it uses as much as digits as its factorization.

2120312033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741007.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2120312033 is about 46046.8460700622. The cubic root of 2120312033 is about 1284.6946809523.

Adding to 2120312033 its reverse (3302130212), we get a palindrome (5422442245).

The spelling of 2120312033 in words is "two billion, one hundred twenty million, three hundred twelve thousand, thirty-three".