103302220211221 has 4 divisors (see below), whose sum is σ = 103695004318752. Its totient is φ = 102909436103692.

The previous prime is 103302220211191. The next prime is 103302220211263. The reversal of 103302220211221 is 122112022203301.

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 103302220211221 - 2¹³ = 103302220203029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103302220211192 and 103302220211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103302220217221) 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, 196392053371 + ... + 196392053896.

It is an arithmetic number, because the mean of its divisors is an integer number (25923751079688).

Almost surely, 2^{103302220211221} is an apocalyptic number.

It is an amenable number.

103302220211221 is a deficient number, since it is larger than the sum of its proper divisors (392784107531).

103302220211221 is an equidigital number, since it uses as much as digits as its factorization.

103302220211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392784107530.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 103302220211221 its reverse (122112022203301), we get a palindrome (225414242414522).

The spelling of 103302220211221 in words is "one hundred three trillion, three hundred two billion, two hundred twenty million, two hundred eleven thousand, two hundred twenty-one".