1001003223112 has 32 divisors (see below), whose sum is σ = 2051391813120. Its totient is φ = 455864843520.

The previous prime is 1001003223067. The next prime is 1001003223127. The reversal of 1001003223112 is 2113223001001.

It is a super-2 number, since 2×1001003223112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118710588 + ... + 118719019.

It is an arithmetic number, because the mean of its divisors is an integer number (64105994160).

Almost surely, 2^{1001003223112} is an apocalyptic number.

It is an amenable number.

1001003223112 is an abundant number, since it is smaller than the sum of its proper divisors (1050388590008).

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

1001003223112 is a wasteful number, since it uses less digits than its factorization.

1001003223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237429661 (or 237429657 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1001003223112 its reverse (2113223001001), we get a palindrome (3114226224113).

The spelling of 1001003223112 in words is "one trillion, one billion, three million, two hundred twenty-three thousand, one hundred twelve".