1100112102 has 24 divisors (see below), whose sum is σ = 2398205784. Its totient is φ = 364453344.

The previous prime is 1100112037. The next prime is 1100112121. The reversal of 1100112102 is 2012110011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184543 + ... + 190410.

It is an arithmetic number, because the mean of its divisors is an integer number (99925241).

Almost surely, 2^1100112102 is an apocalyptic number.

1100112102 is an abundant number, since it is smaller than the sum of its proper divisors (1298093682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100112102 is a wasteful number, since it uses less digits than its factorization.

1100112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375124 (or 375121 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1100112102 is about 33167.9378617363. The cubic root of 1100112102 is about 1032.3151811335.

Adding to 1100112102 its reverse (2012110011), we get a palindrome (3112222113).

The spelling of 1100112102 in words is "one billion, one hundred million, one hundred twelve thousand, one hundred two".