2021227106 has 16 divisors (see below), whose sum is σ = 3211748160. Its totient is φ = 951322320.

The previous prime is 2021227067. The next prime is 2021227183. The reversal of 2021227106 is 6017221202.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 163430 + ... + 175361.

It is an arithmetic number, because the mean of its divisors is an integer number (200734260).

Almost surely, 2^2021227106 is an apocalyptic number.

2021227106 is a deficient number, since it is larger than the sum of its proper divisors (1190521054).

2021227106 is a wasteful number, since it uses less digits than its factorization.

2021227106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338969.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2021227106 is about 44958.0594109666. The cubic root of 2021227106 is about 1264.3627855100.

Adding to 2021227106 its reverse (6017221202), we get a palindrome (8038448308).

The spelling of 2021227106 in words is "two billion, twenty-one million, two hundred twenty-seven thousand, one hundred six".