10111020012103 has 2 divisors, whose sum is σ = 10111020012104. Its totient is φ = 10111020012102.

The previous prime is 10111020012053. The next prime is 10111020012109. The reversal of 10111020012103 is 30121002011101.

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-10111020012103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111020012109) 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 as a sum of consecutive naturals, namely, 5055510006051 + 5055510006052.

It is an arithmetic number, because the mean of its divisors is an integer number (5055510006052).

Almost surely, 2^{10111020012103} is an apocalyptic number.

10111020012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111020012103 is an equidigital number, since it uses as much as digits as its factorization.

10111020012103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10111020012103 its reverse (30121002011101), we get a palindrome (40232022023204).

The spelling of 10111020012103 in words is "ten trillion, one hundred eleven billion, twenty million, twelve thousand, one hundred three".