320103302121 has 6 divisors (see below), whose sum is σ = 462371436410. Its totient is φ = 213402201408.

The previous prime is 320103302083. The next prime is 320103302131. The reversal of 320103302121 is 121203301023.

320103302121 is a `hidden beast` number, since 320 + 1 + 0 + 330 + 2 + 12 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 315434996496 + 4668305625 = 561636^2 + 68325^2 .

It is not a de Polignac number, because 320103302121 - 2¹³ = 320103293929 is a prime.

It is a super-2 number, since 2×320103302121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 320103302094 and 320103302103.

It is not an unprimeable number, because it can be changed into a prime (320103302131) 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 in 5 ways as a sum of consecutive naturals, for example, 17783516776 + ... + 17783516793.

Almost surely, 2^320103302121 is an apocalyptic number.

It is an amenable number.

320103302121 is a deficient number, since it is larger than the sum of its proper divisors (142268134289).

320103302121 is a wasteful number, since it uses less digits than its factorization.

320103302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35567033575 (or 35567033572 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 320103302121 its reverse (121203301023), we get a palindrome (441306603144).

The spelling of 320103302121 in words is "three hundred twenty billion, one hundred three million, three hundred two thousand, one hundred twenty-one".