1003230200221 has 2 divisors, whose sum is σ = 1003230200222. Its totient is φ = 1003230200220.

The previous prime is 1003230200209. The next prime is 1003230200267. The reversal of 1003230200221 is 1220020323001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980127720196 + 23102480025 = 990014^2 + 151995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003230200221 - 2²¹ = 1003228103069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1003230200195 and 1003230200204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003230200201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501615100110 + 501615100111.

It is an arithmetic number, because the mean of its divisors is an integer number (501615100111).

Almost surely, 2^{1003230200221} is an apocalyptic number.

It is an amenable number.

1003230200221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003230200221 is an equidigital number, since it uses as much as digits as its factorization.

1003230200221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1003230200221 its reverse (1220020323001), we get a palindrome (2223250523222).

The spelling of 1003230200221 in words is "one trillion, three billion, two hundred thirty million, two hundred thousand, two hundred twenty-one".