2221020214 has 16 divisors (see below), whose sum is σ = 3822284448. Its totient is φ = 948160512.

The previous prime is 2221020161. The next prime is 2221020227. The reversal of 2221020214 is 4120201222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305049 + ... + 312244.

It is an arithmetic number, because the mean of its divisors is an integer number (238892778).

Almost surely, 2^2221020214 is an apocalyptic number.

2221020214 is a deficient number, since it is larger than the sum of its proper divisors (1601264234).

2221020214 is a wasteful number, since it uses less digits than its factorization.

2221020214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617559.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2221020214 is about 47127.7011321367. The cubic root of 2221020214 is about 1304.7205528000.

Adding to 2221020214 its reverse (4120201222), we get a palindrome (6341221436).

It can be divided in two parts, 22210 and 20214, that added together give a palindrome (42424).

The spelling of 2221020214 in words is "two billion, two hundred twenty-one million, twenty thousand, two hundred fourteen".