2103433321 has 4 divisors (see below), whose sum is σ = 2294654544. Its totient is φ = 1912212100.

The previous prime is 2103433301. The next prime is 2103433327. The reversal of 2103433321 is 1233343012.

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 2103433321 - 2¹¹ = 2103431273 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2103433292 and 2103433301.

It is not an unprimeable number, because it can be changed into a prime (2103433327) 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, 95610595 + ... + 95610616.

It is an arithmetic number, because the mean of its divisors is an integer number (573663636).

Almost surely, 2^2103433321 is an apocalyptic number.

It is an amenable number.

2103433321 is a deficient number, since it is larger than the sum of its proper divisors (191221223).

2103433321 is a wasteful number, since it uses less digits than its factorization.

2103433321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191221222.

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

The square root of 2103433321 is about 45863.2022540947. The cubic root of 2103433321 is about 1281.2766642684.

Adding to 2103433321 its reverse (1233343012), we get a palindrome (3336776333).

The spelling of 2103433321 in words is "two billion, one hundred three million, four hundred thirty-three thousand, three hundred twenty-one".