2123033011 has 4 divisors (see below), whose sum is σ = 2316036024. Its totient is φ = 1930030000.

The previous prime is 2123032999. The next prime is 2123033051. The reversal of 2123033011 is 1103303212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2123033011 - 2²⁹ = 1586162099 is a prime.

It is a super-2 number, since 2×2123033011² = 9014538331591452242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123033051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96501490 + ... + 96501511.

It is an arithmetic number, because the mean of its divisors is an integer number (579009006).

Almost surely, 2^2123033011 is an apocalyptic number.

2123033011 is a deficient number, since it is larger than the sum of its proper divisors (193003013).

2123033011 is a wasteful number, since it uses less digits than its factorization.

2123033011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193003012.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2123033011 is about 46076.3823558230. The cubic root of 2123033011 is about 1285.2439918827.

Adding to 2123033011 its reverse (1103303212), we get a palindrome (3226336223).

It can be divided in two parts, 21 and 23033011, that added together give a palindrome (23033032).

The spelling of 2123033011 in words is "two billion, one hundred twenty-three million, thirty-three thousand, eleven".