2021330102 has 32 divisors (see below), whose sum is σ = 3472830720. Its totient is φ = 873845280.

The previous prime is 2021330089. The next prime is 2021330149. The reversal of 2021330102 is 2010331202.

It is a happy number.

It is a congruent 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, 19103 + ... + 66389.

It is an arithmetic number, because the mean of its divisors is an integer number (108525960).

Almost surely, 2^2021330102 is an apocalyptic number.

2021330102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2021330102 is a deficient number, since it is larger than the sum of its proper divisors (1451500618).

2021330102 is a wasteful number, since it uses less digits than its factorization.

2021330102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47396.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2021330102 is about 44959.2048639653. The cubic root of 2021330102 is about 1264.3842612589.

Adding to 2021330102 its reverse (2010331202), we get a palindrome (4031661304).

The spelling of 2021330102 in words is "two billion, twenty-one million, three hundred thirty thousand, one hundred two".