103111020010331 has 2 divisors, whose sum is σ = 103111020010332. Its totient is φ = 103111020010330.

The previous prime is 103111020010319. The next prime is 103111020010333. The reversal of 103111020010331 is 133010020111301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103111020010331 is a prime.

It is a super-2 number, since 2×103111020010331² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 103111020010333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103111020010333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51555510005165 + 51555510005166.

It is an arithmetic number, because the mean of its divisors is an integer number (51555510005166).

Almost surely, 2^{103111020010331} is an apocalyptic number.

103111020010331 is a deficient number, since it is larger than the sum of its proper divisors (1).

103111020010331 is an equidigital number, since it uses as much as digits as its factorization.

103111020010331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 103111020010331 its reverse (133010020111301), we get a palindrome (236121040121632).

The spelling of 103111020010331 in words is "one hundred three trillion, one hundred eleven billion, twenty million, ten thousand, three hundred thirty-one".