102101043111 has 4 divisors (see below), whose sum is σ = 136134724152. Its totient is φ = 68067362072.

The previous prime is 102101043097. The next prime is 102101043119. The reversal of 102101043111 is 111340101201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102101043111 - 2⁷ = 102101042983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101043119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17016840516 + ... + 17016840521.

It is an arithmetic number, because the mean of its divisors is an integer number (34033681038).

Almost surely, 2^102101043111 is an apocalyptic number.

102101043111 is a deficient number, since it is larger than the sum of its proper divisors (34033681041).

102101043111 is an equidigital number, since it uses as much as digits as its factorization.

102101043111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34033681040.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 102101043111 its reverse (111340101201), we get a palindrome (213441144312).

The spelling of 102101043111 in words is "one hundred two billion, one hundred one million, forty-three thousand, one hundred eleven".