2102244321 has 8 divisors (see below), whose sum is σ = 2924861760. Its totient is φ = 1340561552.

The previous prime is 2102244269. The next prime is 2102244337. The reversal of 2102244321 is 1234422012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102244321 - 2⁶ = 2102244257 is a prime.

It is a super-3 number, since 3×2102244321³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2102244371) 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 7 ways as a sum of consecutive naturals, for example, 15233586 + ... + 15233723.

It is an arithmetic number, because the mean of its divisors is an integer number (365607720).

Almost surely, 2^2102244321 is an apocalyptic number.

It is an amenable number.

2102244321 is a deficient number, since it is larger than the sum of its proper divisors (822617439).

2102244321 is a wasteful number, since it uses less digits than its factorization.

2102244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30467335.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2102244321 is about 45850.2379601240. The cubic root of 2102244321 is about 1281.0351979194.

Adding to 2102244321 its reverse (1234422012), we get a palindrome (3336666333).

The spelling of 2102244321 in words is "two billion, one hundred two million, two hundred forty-four thousand, three hundred twenty-one".