2101213330 has 8 divisors (see below), whose sum is σ = 3782184012. Its totient is φ = 840485328.

The previous prime is 2101213307. The next prime is 2101213333. The reversal of 2101213330 is 333121012.

It can be written as a sum of positive squares in 2 ways, for example, as 2060342881 + 40870449 = 45391^2 + 6393^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2101213333) 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 3 ways as a sum of consecutive naturals, for example, 105060657 + ... + 105060676.

Almost surely, 2^2101213330 is an apocalyptic number.

2101213330 is a deficient number, since it is larger than the sum of its proper divisors (1680970682).

2101213330 is a wasteful number, since it uses less digits than its factorization.

2101213330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210121340.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2101213330 is about 45838.9935535238. The cubic root of 2101213330 is about 1280.8257468877.

Adding to 2101213330 its reverse (333121012), we get a palindrome (2434334342).

The spelling of 2101213330 in words is "two billion, one hundred one million, two hundred thirteen thousand, three hundred thirty".