1100011272 has 16 divisors (see below), whose sum is σ = 2750028240. Its totient is φ = 366670416.

The previous prime is 1100011261. The next prime is 1100011273. The reversal of 1100011272 is 2721100011.

It is a super-3 number, since 3×1100011272³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100011273) 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 3 ways as a sum of consecutive naturals, for example, 22916878 + ... + 22916925.

It is an arithmetic number, because the mean of its divisors is an integer number (171876765).

Almost surely, 2^1100011272 is an apocalyptic number.

1100011272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100011272 is an abundant number, since it is smaller than the sum of its proper divisors (1650016968).

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

1100011272 is a wasteful number, since it uses less digits than its factorization.

1100011272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45833812 (or 45833808 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 1100011272 is about 33166.4178349125. The cubic root of 1100011272 is about 1032.2836414629.

Adding to 1100011272 its reverse (2721100011), we get a palindrome (3821111283).

It can be divided in two parts, 1100011 and 272, that multiplied together give a palindrome (299202992).

The spelling of 1100011272 in words is "one billion, one hundred million, eleven thousand, two hundred seventy-two".