103033204433221 has 2 divisors, whose sum is σ = 103033204433222. Its totient is φ = 103033204433220.

The previous prime is 103033204433191. The next prime is 103033204433261. The reversal of 103033204433221 is 122334402330301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95735853180900 + 7297351252321 = 9784470^2 + 2701361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103033204433221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103033204433261) 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, 51516602216610 + 51516602216611.

It is an arithmetic number, because the mean of its divisors is an integer number (51516602216611).

Almost surely, 2^{103033204433221} is an apocalyptic number.

It is an amenable number.

103033204433221 is a deficient number, since it is larger than the sum of its proper divisors (1).

103033204433221 is an equidigital number, since it uses as much as digits as its factorization.

103033204433221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 103033204433221 its reverse (122334402330301), we get a palindrome (225367606763522).

The spelling of 103033204433221 in words is "one hundred three trillion, thirty-three billion, two hundred four million, four hundred thirty-three thousand, two hundred twenty-one".