103330033301221 has 16 divisors (see below), whose sum is σ = 109821224795184. Its totient is φ = 96884964757504.

The previous prime is 103330033301207. The next prime is 103330033301237. The reversal of 103330033301221 is 122103330033301.

It can be written as a sum of positive squares in 8 ways, for example, as 13909274676196 + 89420758625025 = 3729514^2 + 9456255^2 .

It is a cyclic number.

It is not a de Polignac number, because 103330033301221 - 2¹³ = 103330033293029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103330033301021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10097121 + ... + 17567353.

It is an arithmetic number, because the mean of its divisors is an integer number (6863826549699).

Almost surely, 2^{103330033301221} is an apocalyptic number.

It is an amenable number.

103330033301221 is a deficient number, since it is larger than the sum of its proper divisors (6491191493963).

103330033301221 is a wasteful number, since it uses less digits than its factorization.

103330033301221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7473320.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 103330033301221 its reverse (122103330033301), we get a palindrome (225433363334522).

The spelling of 103330033301221 in words is "one hundred three trillion, three hundred thirty billion, thirty-three million, three hundred one thousand, two hundred twenty-one".