2212201226 has 32 divisors (see below), whose sum is σ = 3511513728. Its totient is φ = 1043159040.

The previous prime is 2212201219. The next prime is 2212201237. The reversal of 2212201226 is 6221022122.

It is a junction number, because it is equal to n+sod(n) for n = 2212201198 and 2212201207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095770 + ... + 1097786.

It is an arithmetic number, because the mean of its divisors is an integer number (109734804).

Almost surely, 2^2212201226 is an apocalyptic number.

2212201226 is a deficient number, since it is larger than the sum of its proper divisors (1299312502).

2212201226 is a wasteful number, since it uses less digits than its factorization.

2212201226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2212201226 is about 47034.0432665532. The cubic root of 2212201226 is about 1302.9913807952.

Adding to 2212201226 its reverse (6221022122), we get a palindrome (8433223348).

The spelling of 2212201226 in words is "two billion, two hundred twelve million, two hundred one thousand, two hundred twenty-six".