103213232330321 has 4 divisors (see below), whose sum is σ = 103217125286052. Its totient is φ = 103209339374592.

The previous prime is 103213232330291. The next prime is 103213232330323. The reversal of 103213232330321 is 123033232312301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70830133252096 + 32383099078225 = 8416064^2 + 5690615^2 .

It is a cyclic number.

It is not a de Polignac number, because 103213232330321 - 2²⁶ = 103213165221457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103213232330323) 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, 1946438096 + ... + 1946491121.

It is an arithmetic number, because the mean of its divisors is an integer number (25804281321513).

Almost surely, 2^{103213232330321} is an apocalyptic number.

It is an amenable number.

103213232330321 is a deficient number, since it is larger than the sum of its proper divisors (3892955731).

103213232330321 is an equidigital number, since it uses as much as digits as its factorization.

103213232330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3892955730.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 103213232330321 its reverse (123033232312301), we get a palindrome (226246464642622).

The spelling of 103213232330321 in words is "one hundred three trillion, two hundred thirteen billion, two hundred thirty-two million, three hundred thirty thousand, three hundred twenty-one".