1001012003323 has 32 divisors (see below), whose sum is σ = 1103627851200. Its totient is φ = 903689342976.

The previous prime is 1001012003309. The next prime is 1001012003371. The reversal of 1001012003323 is 3233002101001.

It is a cyclic number.

It is not a de Polignac number, because 1001012003323 - 2⁵ = 1001012003291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001012003297 and 1001012003306.

It is not an unprimeable number, because it can be changed into a prime (1001012103323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134667615 + ... + 134675047.

It is an arithmetic number, because the mean of its divisors is an integer number (34488370350).

Almost surely, 2^{1001012003323} is an apocalyptic number.

1001012003323 is a deficient number, since it is larger than the sum of its proper divisors (102615847877).

1001012003323 is a wasteful number, since it uses less digits than its factorization.

1001012003323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9231.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1001012003323 its reverse (3233002101001), we get a palindrome (4234014104324).

The spelling of 1001012003323 in words is "one trillion, one billion, twelve million, three thousand, three hundred twenty-three".