103403240000421 has 8 divisors (see below), whose sum is σ = 137879091549024. Its totient is φ = 68931440892720.

The previous prime is 103403240000383. The next prime is 103403240000453. The reversal of 103403240000421 is 124000042304301.

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

It is not a de Polignac number, because 103403240000421 - 2⁹ = 103403239999909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103403240000391 and 103403240000400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103403240000471) 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, 1013050686 + ... + 1013152751.

It is an arithmetic number, because the mean of its divisors is an integer number (17234886443628).

Almost surely, 2^{103403240000421} is an apocalyptic number.

It is an amenable number.

103403240000421 is a deficient number, since it is larger than the sum of its proper divisors (34475851548603).

103403240000421 is a wasteful number, since it uses less digits than its factorization.

103403240000421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026220451.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 103403240000421 its reverse (124000042304301), we get a palindrome (227403282304722).

The spelling of 103403240000421 in words is "one hundred three trillion, four hundred three billion, two hundred forty million, four hundred twenty-one", and thus it is an aban number.