2021200306 has 8 divisors (see below), whose sum is σ = 3070177920. Its totient is φ = 997807668.

The previous prime is 2021200283. The next prime is 2021200331. The reversal of 2021200306 is 6030021202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2021200306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6396046 + ... + 6396361.

It is an arithmetic number, because the mean of its divisors is an integer number (383772240).

Almost surely, 2^2021200306 is an apocalyptic number.

2021200306 is a deficient number, since it is larger than the sum of its proper divisors (1048977614).

2021200306 is a wasteful number, since it uses less digits than its factorization.

2021200306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12792488.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2021200306 is about 44957.7613544091. The cubic root of 2021200306 is about 1264.3571973086.

Adding to 2021200306 its reverse (6030021202), we get a palindrome (8051221508).

The spelling of 2021200306 in words is "two billion, twenty-one million, two hundred thousand, three hundred six".