102111101113 has 4 divisors (see below), whose sum is σ = 116698401280. Its totient is φ = 87523800948.

The previous prime is 102111101087. The next prime is 102111101123. The reversal of 102111101113 is 311101111201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311101111201 = 467 ⋅666169403.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102111101113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102111101093 and 102111101102.

It is not an unprimeable number, because it can be changed into a prime (102111101123) 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 in 3 ways as a sum of consecutive naturals, for example, 7293650073 + ... + 7293650086.

It is an arithmetic number, because the mean of its divisors is an integer number (29174600320).

Almost surely, 2^102111101113 is an apocalyptic number.

It is an amenable number.

102111101113 is a deficient number, since it is larger than the sum of its proper divisors (14587300167).

102111101113 is an equidigital number, since it uses as much as digits as its factorization.

102111101113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14587300166.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 102111101113 its reverse (311101111201), we get a palindrome (413212212314).

The spelling of 102111101113 in words is "one hundred two billion, one hundred eleven million, one hundred one thousand, one hundred thirteen".