103012310003321 has 4 divisors (see below), whose sum is σ = 103038595363200. Its totient is φ = 102986024643444.

The previous prime is 103012310003303. The next prime is 103012310003327. The reversal of 103012310003321 is 123300013210301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103012310003321 - 2¹⁰ = 103012310002297 is a prime.

It is a super-2 number, since 2×103012310003321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103012310003293 and 103012310003302.

It is not an unprimeable number, because it can be changed into a prime (103012310003327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13142674061 + ... + 13142681898.

It is an arithmetic number, because the mean of its divisors is an integer number (25759648840800).

Almost surely, 2^{103012310003321} is an apocalyptic number.

It is an amenable number.

103012310003321 is a deficient number, since it is larger than the sum of its proper divisors (26285359879).

103012310003321 is an equidigital number, since it uses as much as digits as its factorization.

103012310003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26285359878.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103012310003321 its reverse (123300013210301), we get a palindrome (226312323213622).

The spelling of 103012310003321 in words is "one hundred three trillion, twelve billion, three hundred ten million, three thousand, three hundred twenty-one".