2061222226 has 8 divisors (see below), whose sum is σ = 3533523840. Its totient is φ = 883380948.

The previous prime is 2061222221. The next prime is 2061222263. The reversal of 2061222226 is 6222221602.

It is a happy number.

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 2061222226.

It is not an unprimeable number, because it can be changed into a prime (2061222221) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 73615066 + ... + 73615093.

It is an arithmetic number, because the mean of its divisors is an integer number (441690480).

Almost surely, 2^2061222226 is an apocalyptic number.

2061222226 is a deficient number, since it is larger than the sum of its proper divisors (1472301614).

2061222226 is a wasteful number, since it uses less digits than its factorization.

2061222226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147230168.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2061222226 is about 45400.6853031978. The cubic root of 2061222226 is about 1272.6479206566.

Adding to 2061222226 its reverse (6222221602), we get a palindrome (8283443828).

The spelling of 2061222226 in words is "two billion, sixty-one million, two hundred twenty-two thousand, two hundred twenty-six".