111102102102005 has 16 divisors (see below), whose sum is σ = 153280983985920. Its totient is φ = 75728105175552.

The previous prime is 111102102101999. The next prime is 111102102102029. The reversal of 111102102102005 is 500201201201111.

It is a cyclic number.

It is not a de Polignac number, because 111102102102005 - 2⁶ = 111102102101941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9504023420 + ... + 9504035109.

It is an arithmetic number, because the mean of its divisors is an integer number (9580061499120).

Almost surely, 2^{111102102102005} is an apocalyptic number.

It is an amenable number.

111102102102005 is a deficient number, since it is larger than the sum of its proper divisors (42178881883915).

111102102102005 is a wasteful number, since it uses less digits than its factorization.

111102102102005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19008058708.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 111102102102005 its reverse (500201201201111), we get a palindrome (611303303303116).

The spelling of 111102102102005 in words is "one hundred eleven trillion, one hundred two billion, one hundred two million, one hundred two thousand, five".