103313212020321 has 4 divisors (see below), whose sum is σ = 137750949360432. Its totient is φ = 68875474680212.

The previous prime is 103313212020259. The next prime is 103313212020329. The reversal of 103313212020321 is 123020212313301.

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 103313212020321 - 2⁴¹ = 101114188764769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103313212020291 and 103313212020300.

It is not an unprimeable number, because it can be changed into a prime (103313212020329) 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, 17218868670051 + ... + 17218868670056.

It is an arithmetic number, because the mean of its divisors is an integer number (34437737340108).

Almost surely, 2^{103313212020321} is an apocalyptic number.

It is an amenable number.

103313212020321 is a deficient number, since it is larger than the sum of its proper divisors (34437737340111).

103313212020321 is an equidigital number, since it uses as much as digits as its factorization.

103313212020321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34437737340110.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 103313212020321 its reverse (123020212313301), we get a palindrome (226333424333622).

The spelling of 103313212020321 in words is "one hundred three trillion, three hundred thirteen billion, two hundred twelve million, twenty thousand, three hundred twenty-one".