1001004104320 has 64 divisors (see below), whose sum is σ = 2610573222240. Its totient is φ = 364001489920.

The previous prime is 1001004104263. The next prime is 1001004104323. The reversal of 1001004104320 is 234014001001.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1001004104294 and 1001004104303.

It is not an unprimeable number, because it can be changed into a prime (1001004104323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71087002 + ... + 71101081.

Almost surely, 2^{1001004104320} is an apocalyptic number.

1001004104320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001004104320 is an abundant number, since it is smaller than the sum of its proper divisors (1609569117920).

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

1001004104320 is a wasteful number, since it uses less digits than its factorization.

1001004104320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142188113 (or 142188101 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1001004104320 its reverse (234014001001), we get a palindrome (1235018105321).

The spelling of 1001004104320 in words is "one trillion, one billion, four million, one hundred four thousand, three hundred twenty".