103103001032221 has 2 divisors, whose sum is σ = 103103001032222. Its totient is φ = 103103001032220.

The previous prime is 103103001032177. The next prime is 103103001032233. The reversal of 103103001032221 is 122230100301301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76930967260900 + 26172033771321 = 8771030^2 + 5115861^2 .

It is an emirp because it is prime and its reverse (122230100301301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103103001032221 - 2¹³ = 103103001024029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103103001032261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51551500516110 + 51551500516111.

It is an arithmetic number, because the mean of its divisors is an integer number (51551500516111).

Almost surely, 2^{103103001032221} is an apocalyptic number.

It is an amenable number.

103103001032221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103103001032221 is an equidigital number, since it uses as much as digits as its factorization.

103103001032221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103103001032221 its reverse (122230100301301), we get a palindrome (225333101333522).

The spelling of 103103001032221 in words is "one hundred three trillion, one hundred three billion, one million, thirty-two thousand, two hundred twenty-one".