1102111120 has 40 divisors (see below), whose sum is σ = 2795356800. Its totient is φ = 400767360.

The previous prime is 1102111117. The next prime is 1102111121. The reversal of 1102111120 is 211112011.

It is a tau number, because it is divible by the number of its divisors (40).

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 = 1102111097 and 1102111106.

It is not an unprimeable number, because it can be changed into a prime (1102111121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 625320 + ... + 627079.

It is an arithmetic number, because the mean of its divisors is an integer number (69883920).

Almost surely, 2^1102111120 is an apocalyptic number.

1102111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102111120 is an abundant number, since it is smaller than the sum of its proper divisors (1693245680).

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

1102111120 is a wasteful number, since it uses less digits than its factorization.

1102111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252423 (or 1252417 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1102111120 is about 33198.0589794042. The cubic root of 1102111120 is about 1032.9400774358.

Adding to 1102111120 its reverse (211112011), we get a palindrome (1313223131).

The spelling of 1102111120 in words is "one billion, one hundred two million, one hundred eleven thousand, one hundred twenty".