1102110220 has 24 divisors (see below), whose sum is σ = 2319204384. Its totient is φ = 439934976.

The previous prime is 1102110199. The next prime is 1102110223. The reversal of 1102110220 is 220112011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1102110197 and 1102110206.

It is not an unprimeable number, because it can be changed into a prime (1102110223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46837 + ... + 66316.

It is an arithmetic number, because the mean of its divisors is an integer number (96633516).

Almost surely, 2^1102110220 is an apocalyptic number.

1102110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102110220 is an abundant number, since it is smaller than the sum of its proper divisors (1217094164).

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

1102110220 is a wasteful number, since it uses less digits than its factorization.

1102110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113649 (or 113647 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1102110220 is about 33198.0454243921. The cubic root of 1102110220 is about 1032.9397962644.

Adding to 1102110220 its reverse (220112011), we get a palindrome (1322222231).

The spelling of 1102110220 in words is "one billion, one hundred two million, one hundred ten thousand, two hundred twenty".