1001003212 has 24 divisors (see below), whose sum is σ = 1922743872. Its totient is φ = 452206800.

The previous prime is 1001003167. The next prime is 1001003261. The reversal of 1001003212 is 2123001001.

1001003212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 62614 + ... + 76957.

It is an arithmetic number, because the mean of its divisors is an integer number (80114328).

Almost surely, 2^1001003212 is an apocalyptic number.

It is an amenable number.

1001003212 is a deficient number, since it is larger than the sum of its proper divisors (921740660).

1001003212 is a wasteful number, since it uses less digits than its factorization.

1001003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139749 (or 139747 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1001003212 is about 31638.6347998772. The cubic root of 1001003212 is about 1000.3342922362.

Adding to 1001003212 its reverse (2123001001), we get a palindrome (3124004213).

The spelling of 1001003212 in words is "one billion, one million, three thousand, two hundred twelve".