1001200222206 has 48 divisors (see below), whose sum is σ = 2301280046208. Its totient is φ = 313499097600.

The previous prime is 1001200222193. The next prime is 1001200222237. The reversal of 1001200222206 is 6022220021001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2980590 + ... + 3299441.

It is an arithmetic number, because the mean of its divisors is an integer number (47943334296).

Almost surely, 2^{1001200222206} is an apocalyptic number.

1001200222206 is an abundant number, since it is smaller than the sum of its proper divisors (1300079824002).

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

1001200222206 is a wasteful number, since it uses less digits than its factorization.

1001200222206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6280577 (or 6280574 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1001200222206 its reverse (6022220021001), we get a palindrome (7023420243207).

The spelling of 1001200222206 in words is "one trillion, one billion, two hundred million, two hundred twenty-two thousand, two hundred six".