1001002000222 has 16 divisors (see below), whose sum is σ = 1716075561312. Its totient is φ = 428982824160.

The previous prime is 1001002000189. The next prime is 1001002000261. The reversal of 1001002000222 is 2220002001001.

It is a junction number, because it is equal to n+sod(n) for n = 1001002000199 and 1001002000208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155033 + ... + 1826500.

It is an arithmetic number, because the mean of its divisors is an integer number (107254722582).

Almost surely, 2^{1001002000222} is an apocalyptic number.

1001002000222 is a deficient number, since it is larger than the sum of its proper divisors (715073561090).

1001002000222 is a wasteful number, since it uses less digits than its factorization.

1001002000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005523.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1001002000222 its reverse (2220002001001), we get a palindrome (3221004001223).

The spelling of 1001002000222 in words is "one trillion, one billion, two million, two hundred twenty-two", and thus it is an aban number.