1022201222 has 16 divisors (see below), whose sum is σ = 1812771360. Its totient is φ = 422979648.

The previous prime is 1022201209. The next prime is 1022201267. The reversal of 1022201222 is 2221022201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1022201197 and 1022201206.

It is a congruent 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, 1258463 + ... + 1259274.

It is an arithmetic number, because the mean of its divisors is an integer number (113298210).

Almost surely, 2^1022201222 is an apocalyptic number.

1022201222 is a deficient number, since it is larger than the sum of its proper divisors (790570138).

1022201222 is a wasteful number, since it uses less digits than its factorization.

1022201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517775.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1022201222 is about 31971.8817400540. The cubic root of 1022201222 is about 1007.3463069518.

Adding to 1022201222 its reverse (2221022201), we get a palindrome (3243223423).

The spelling of 1022201222 in words is "one billion, twenty-two million, two hundred one thousand, two hundred twenty-two".