1102112018 has 12 divisors (see below), whose sum is σ = 1923073182. Its totient is φ = 472333680.

The previous prime is 1102112017. The next prime is 1102112047. The reversal of 1102112018 is 8102112011.

It can be written as a sum of positive squares in only one way, i.e., 1000646689 + 101465329 = 31633^2 + 10073^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1102111987 and 1102112005.

It is not an unprimeable number, because it can be changed into a prime (1102112017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5622923 + ... + 5623118.

Almost surely, 2^1102112018 is an apocalyptic number.

1102112018 is a deficient number, since it is larger than the sum of its proper divisors (820961164).

1102112018 is a wasteful number, since it uses less digits than its factorization.

1102112018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11246057 (or 11246050 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

The square root of 1102112018 is about 33198.0725042886. The cubic root of 1102112018 is about 1032.9403579822.

Adding to 1102112018 its reverse (8102112011), we get a palindrome (9204224029).

The spelling of 1102112018 in words is "one billion, one hundred two million, one hundred twelve thousand, eighteen".