10003400321 has 8 divisors (see below), whose sum is σ = 10622365920. Its totient is φ = 9387827008.

The previous prime is 10003400317. The next prime is 10003400333. The reversal of 10003400321 is 12300430001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10003400321 - 2² = 10003400317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10003400296 and 10003400305.

It is not an unprimeable number, because it can be changed into a prime (10003400311) 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, 841991 + ... + 853788.

It is an arithmetic number, because the mean of its divisors is an integer number (1327795740).

Almost surely, 2^10003400321 is an apocalyptic number.

It is an amenable number.

10003400321 is a deficient number, since it is larger than the sum of its proper divisors (618965599).

10003400321 is a wasteful number, since it uses less digits than its factorization.

10003400321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1696143.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10003400321 its reverse (12300430001), we get a palindrome (22303830322).

The spelling of 10003400321 in words is "ten billion, three million, four hundred thousand, three hundred twenty-one".