10103400321 has 16 divisors (see below), whose sum is σ = 15452899200. Its totient is φ = 5751906048.

The previous prime is 10103400299. The next prime is 10103400331. The reversal of 10103400321 is 12300430101.

It is not a de Polignac number, because 10103400321 - 2⁶ = 10103400257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10103400321.

It is not an unprimeable number, because it can be changed into a prime (10103400331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888616 + ... + 899913.

It is an arithmetic number, because the mean of its divisors is an integer number (965806200).

Almost surely, 2^10103400321 is an apocalyptic number.

It is an amenable number.

10103400321 is a deficient number, since it is larger than the sum of its proper divisors (5349498879).

10103400321 is a wasteful number, since it uses less digits than its factorization.

10103400321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788808.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10103400321 its reverse (12300430101), we get a palindrome (22403830422).

The spelling of 10103400321 in words is "ten billion, one hundred three million, four hundred thousand, three hundred twenty-one".