10001003331320 has 64 divisors (see below), whose sum is σ = 23328817374240. Its totient is φ = 3855808460800.

The previous prime is 10001003331313. The next prime is 10001003331349. The reversal of 10001003331320 is 2313330010001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36599861 + ... + 36872100.

Almost surely, 2^{10001003331320} is an apocalyptic number.

10001003331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001003331320 is an abundant number, since it is smaller than the sum of its proper divisors (13327814042920).

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

10001003331320 is a wasteful number, since it uses less digits than its factorization.

10001003331320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73472096 (or 73472092 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 10001003331320 its reverse (2313330010001), we get a palindrome (12314333341321).

The spelling of 10001003331320 in words is "ten trillion, one billion, three million, three hundred thirty-one thousand, three hundred twenty".