1100035020 has 96 divisors (see below), whose sum is σ = 3705408000. Its totient is φ = 238201344.

The previous prime is 1100034979. The next prime is 1100035067. The reversal of 1100035020 is 205300011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1100034987 and 1100035005.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 60945 + ... + 76904.

It is an arithmetic number, because the mean of its divisors is an integer number (38598000).

Almost surely, 2^1100035020 is an apocalyptic number.

1100035020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100035020 is an abundant number, since it is smaller than the sum of its proper divisors (2605372980).

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

1100035020 is a wasteful number, since it uses less digits than its factorization.

1100035020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137887 (or 137885 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 1100035020 is about 33166.7758457164. The cubic root of 1100035020 is about 1032.2910700218.

Adding to 1100035020 its reverse (205300011), we get a palindrome (1305335031).

The spelling of 1100035020 in words is "one billion, one hundred million, thirty-five thousand, twenty".