111100102222101 has 8 divisors (see below), whose sum is σ = 148133574749184. Its totient is φ = 74066682254880.

The previous prime is 111100102222093. The next prime is 111100102222139. The reversal of 111100102222101 is 101222201001111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111100102222101 - 2³ = 111100102222093 is a prime.

It is a super-2 number, since 2×111100102222101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100102222171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7910485 + ... + 16875306.

It is an arithmetic number, because the mean of its divisors is an integer number (18516696843648).

Almost surely, 2^{111100102222101} is an apocalyptic number.

It is an amenable number.

111100102222101 is a deficient number, since it is larger than the sum of its proper divisors (37033472527083).

111100102222101 is a wasteful number, since it uses less digits than its factorization.

111100102222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26279931.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111100102222101 its reverse (101222201001111), we get a palindrome (212322303223212).

It can be divided in two parts, 111100 and 102222101, that added together give a palindrome (102333201).

The spelling of 111100102222101 in words is "one hundred eleven trillion, one hundred billion, one hundred two million, two hundred twenty-two thousand, one hundred one".