103320033220121 has 2 divisors, whose sum is σ = 103320033220122. Its totient is φ = 103320033220120.

The previous prime is 103320033220109. The next prime is 103320033220211. The reversal of 103320033220121 is 121022330023301.

Together with next prime (103320033220211) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82073833610521 + 21246199609600 = 9059461^2 + 4609360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103320033220121 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (103320033226121) 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, 51660016610060 + 51660016610061.

It is an arithmetic number, because the mean of its divisors is an integer number (51660016610061).

Almost surely, 2^{103320033220121} is an apocalyptic number.

It is an amenable number.

103320033220121 is a deficient number, since it is larger than the sum of its proper divisors (1).

103320033220121 is an equidigital number, since it uses as much as digits as its factorization.

103320033220121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 103320033220121 its reverse (121022330023301), we get a palindrome (224342363243422).

The spelling of 103320033220121 in words is "one hundred three trillion, three hundred twenty billion, thirty-three million, two hundred twenty thousand, one hundred twenty-one".