103120133331321 has 12 divisors (see below), whose sum is σ = 149182954259248. Its totient is φ = 68639839911864.

The previous prime is 103120133331311. The next prime is 103120133331373. The reversal of 103120133331321 is 123133331021301.

103120133331321 is a `hidden beast` number, since 1 + 0 + 3 + 1 + 2 + 0 + 1 + 3 + 3 + 331 + 321 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-103120133331321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103120133331311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8909630755 + ... + 8909642328.

Almost surely, 2^{103120133331321} is an apocalyptic number.

It is an amenable number.

103120133331321 is a deficient number, since it is larger than the sum of its proper divisors (46062820927927).

103120133331321 is a wasteful number, since it uses less digits than its factorization.

103120133331321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17819273732 (or 17819273729 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 103120133331321 its reverse (123133331021301), we get a palindrome (226253464352622).

The spelling of 103120133331321 in words is "one hundred three trillion, one hundred twenty billion, one hundred thirty-three million, three hundred thirty-one thousand, three hundred twenty-one".