10103031011 has 2 divisors, whose sum is σ = 10103031012. Its totient is φ = 10103031010.

The previous prime is 10103030989. The next prime is 10103031017. The reversal of 10103031011 is 11013030101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10103031011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10103030983 and 10103031001.

It is not a weakly prime, because it can be changed into another prime (10103031017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051515505 + 5051515506.

It is an arithmetic number, because the mean of its divisors is an integer number (5051515506).

Almost surely, 2^10103031011 is an apocalyptic number.

10103031011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103031011 is an equidigital number, since it uses as much as digits as its factorization.

10103031011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 10103031011 its reverse (11013030101), we get a palindrome (21116061112).

The spelling of 10103031011 in words is "ten billion, one hundred three million, thirty-one thousand, eleven".