102111002008103 has 32 divisors (see below), whose sum is σ = 116615813529600. Its totient is φ = 88503196012000.

The previous prime is 102111002008049. The next prime is 102111002008109. The reversal of 102111002008103 is 301800200111201.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-102111002008103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102111002008109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121595618 + ... + 122432496.

It is an arithmetic number, because the mean of its divisors is an integer number (3644244172800).

Almost surely, 2^{102111002008103} is an apocalyptic number.

102111002008103 is a deficient number, since it is larger than the sum of its proper divisors (14504811521497).

102111002008103 is a wasteful number, since it uses less digits than its factorization.

102111002008103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838483.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 102111002008103 its reverse (301800200111201), we get a palindrome (403911202119304).

The spelling of 102111002008103 in words is "one hundred two trillion, one hundred eleven billion, two million, eight thousand, one hundred three".