2103221010 has 32 divisors (see below), whose sum is σ = 5506615872. Its totient is φ = 509871680.

The previous prime is 2103220981. The next prime is 2103221041. The reversal of 2103221010 is 101223012.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3186369 + ... + 3187028.

It is an arithmetic number, because the mean of its divisors is an integer number (172081746).

Almost surely, 2^2103221010 is an apocalyptic number.

2103221010 is an abundant number, since it is smaller than the sum of its proper divisors (3403394862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2103221010 is a wasteful number, since it uses less digits than its factorization.

2103221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6373418.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2103221010 is about 45860.8875840841. The cubic root of 2103221010 is about 1281.2335540701.

Adding to 2103221010 its reverse (101223012), we get a palindrome (2204444022).

The spelling of 2103221010 in words is "two billion, one hundred three million, two hundred twenty-one thousand, ten".