1002201222 has 32 divisors (see below), whose sum is σ = 2188010880. Its totient is φ = 303504320.

The previous prime is 1002201217. The next prime is 1002201223. The reversal of 1002201222 is 2221022001.

1002201222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1002201198 and 1002201207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002201223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126778 + ... + 134450.

It is an arithmetic number, because the mean of its divisors is an integer number (68375340).

Almost surely, 2^1002201222 is an apocalyptic number.

1002201222 is an abundant number, since it is smaller than the sum of its proper divisors (1185809658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002201222 is a wasteful number, since it uses less digits than its factorization.

1002201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9668.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1002201222 is about 31657.5618454738. The cubic root of 1002201222 is about 1000.7332029487.

Adding to 1002201222 its reverse (2221022001), we get a palindrome (3223223223).

The spelling of 1002201222 in words is "one billion, two million, two hundred one thousand, two hundred twenty-two".