1001122202 has 16 divisors (see below), whose sum is σ = 1521834720. Its totient is φ = 493888752.

The previous prime is 1001122189. The next prime is 1001122229. The reversal of 1001122202 is 2022211001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34268 + ... + 56360.

It is an arithmetic number, because the mean of its divisors is an integer number (95114670).

Almost surely, 2^1001122202 is an apocalyptic number.

1001122202 is a deficient number, since it is larger than the sum of its proper divisors (520712518).

1001122202 is a wasteful number, since it uses less digits than its factorization.

1001122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22397.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1001122202 is about 31640.5151980811. The cubic root of 1001122202 is about 1000.3739274941.

Adding to 1001122202 its reverse (2022211001), we get a palindrome (3023333203).

The spelling of 1001122202 in words is "one billion, one million, one hundred twenty-two thousand, two hundred two".