123301010330221 has 2 divisors, whose sum is σ = 123301010330222. Its totient is φ = 123301010330220.

The previous prime is 123301010330171. The next prime is 123301010330243. The reversal of 123301010330221 is 122033010103321.

It is an a-pointer prime, because the next prime (123301010330243) can be obtained adding 123301010330221 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109348618946121 + 13952391384100 = 10456989^2 + 3735290^2 .

It is a cyclic number.

It is not a de Polignac number, because 123301010330221 - 2⁷ = 123301010330093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123301010330192 and 123301010330201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123301010330021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61650505165110 + 61650505165111.

It is an arithmetic number, because the mean of its divisors is an integer number (61650505165111).

Almost surely, 2^{123301010330221} is an apocalyptic number.

It is an amenable number.

123301010330221 is a deficient number, since it is larger than the sum of its proper divisors (1).

123301010330221 is an equidigital number, since it uses as much as digits as its factorization.

123301010330221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123301010330221 its reverse (122033010103321), we get a palindrome (245334020433542).

The spelling of 123301010330221 in words is "one hundred twenty-three trillion, three hundred one billion, ten million, three hundred thirty thousand, two hundred twenty-one".