220103131330221 has 4 divisors (see below), whose sum is σ = 293470841773632. Its totient is φ = 146735420886812.

The previous prime is 220103131330217. The next prime is 220103131330231. The reversal of 220103131330221 is 122033131301022.

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 220103131330221 - 2² = 220103131330217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220103131330191 and 220103131330200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220103131330231) 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, 36683855221701 + ... + 36683855221706.

It is an arithmetic number, because the mean of its divisors is an integer number (73367710443408).

Almost surely, 2^{220103131330221} is an apocalyptic number.

It is an amenable number.

220103131330221 is a deficient number, since it is larger than the sum of its proper divisors (73367710443411).

220103131330221 is an equidigital number, since it uses as much as digits as its factorization.

220103131330221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73367710443410.

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

Adding to 220103131330221 its reverse (122033131301022), we get a palindrome (342136262631243).

The spelling of 220103131330221 in words is "two hundred twenty trillion, one hundred three billion, one hundred thirty-one million, three hundred thirty thousand, two hundred twenty-one".