120302202221 has 2 divisors, whose sum is σ = 120302202222. Its totient is φ = 120302202220.

The previous prime is 120302202203. The next prime is 120302202263. The reversal of 120302202221 is 122202203021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118091886025 + 2210316196 = 343645^2 + 47014^2 .

It is a cyclic number.

It is not a de Polignac number, because 120302202221 - 2¹⁰ = 120302201197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120302202221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120302202271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60151101110 + 60151101111.

It is an arithmetic number, because the mean of its divisors is an integer number (60151101111).

Almost surely, 2^120302202221 is an apocalyptic number.

It is an amenable number.

120302202221 is a deficient number, since it is larger than the sum of its proper divisors (1).

120302202221 is an equidigital number, since it uses as much as digits as its factorization.

120302202221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 120302202221 its reverse (122202203021), we get a palindrome (242504405242).

The spelling of 120302202221 in words is "one hundred twenty billion, three hundred two million, two hundred two thousand, two hundred twenty-one".