111102111101201 has 4 divisors (see below), whose sum is σ = 121202303019504. Its totient is φ = 101001919182900.

The previous prime is 111102111101129. The next prime is 111102111101213. The reversal of 111102111101201 is 102101111201111.

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.

It is a cyclic number.

It is not a de Polignac number, because 111102111101201 - 2²² = 111102106906897 is a prime.

It is a super-2 number, since 2×111102111101201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102113101201) 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, 5050095959135 + ... + 5050095959156.

It is an arithmetic number, because the mean of its divisors is an integer number (30300575754876).

Almost surely, 2^{111102111101201} is an apocalyptic number.

111102111101201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111102111101201 is a deficient number, since it is larger than the sum of its proper divisors (10100191918303).

111102111101201 is a wasteful number, since it uses less digits than its factorization.

111102111101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100191918302.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111102111101201 its reverse (102101111201111), we get a palindrome (213203222302312).

The spelling of 111102111101201 in words is "one hundred eleven trillion, one hundred two billion, one hundred eleven million, one hundred one thousand, two hundred one".