111113122102 has 48 divisors (see below), whose sum is σ = 186964332192. Its totient is φ = 49346714880.

The previous prime is 111113122073. The next prime is 111113122103. The reversal of 111113122102 is 201221311111.

It is a happy number.

It is a super-2 number, since 2×111113122102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111113122103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3210852 + ... + 3245272.

It is an arithmetic number, because the mean of its divisors is an integer number (3895090254).

Almost surely, 2^111113122102 is an apocalyptic number.

111113122102 is a deficient number, since it is larger than the sum of its proper divisors (75851210090).

111113122102 is a wasteful number, since it uses less digits than its factorization.

111113122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34741 (or 34722 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111113122102 its reverse (201221311111), we get a palindrome (312334433213).

The spelling of 111113122102 in words is "one hundred eleven billion, one hundred thirteen million, one hundred twenty-two thousand, one hundred two".