1100012032 has 80 divisors (see below), whose sum is σ = 2559693312. Its totient is φ = 462458880.

The previous prime is 1100012027. The next prime is 1100012041. The reversal of 1100012032 is 2302100011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187057 + ... + 192847.

Almost surely, 2^1100012032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100012032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1279846656).

1100012032 is an abundant number, since it is smaller than the sum of its proper divisors (1459681280).

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

1100012032 is an frugal number, since it uses more digits than its factorization.

1100012032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5869 (or 5853 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1100012032 is about 33166.4292922829. The cubic root of 1100012032 is about 1032.2838791985.

Adding to 1100012032 its reverse (2302100011), we get a palindrome (3402112043).

It can be divided in two parts, 11000 and 12032, that added together give a palindrome (23032).

The spelling of 1100012032 in words is "one billion, one hundred million, twelve thousand, thirty-two".