2101243333 has 24 divisors (see below), whose sum is σ = 2671605504. Its totient is φ = 1640419200.

The previous prime is 2101243327. The next prime is 2101243381. The reversal of 2101243333 is 3333421012.

It is not a de Polignac number, because 2101243333 - 2⁵ = 2101243301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101243033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14863 + ... + 66508.

It is an arithmetic number, because the mean of its divisors is an integer number (111316896).

Almost surely, 2^2101243333 is an apocalyptic number.

It is an amenable number.

2101243333 is a deficient number, since it is larger than the sum of its proper divisors (570362171).

2101243333 is a wasteful number, since it uses less digits than its factorization.

2101243333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81433 (or 81426 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2101243333 is about 45839.3208173943. The cubic root of 2101243333 is about 1280.8318431166.

Adding to 2101243333 its reverse (3333421012), we get a palindrome (5434664345).

The spelling of 2101243333 in words is "two billion, one hundred one million, two hundred forty-three thousand, three hundred thirty-three".