1100120032 has 24 divisors (see below), whose sum is σ = 2362758552. Its totient is φ = 500054400.

The previous prime is 1100120009. The next prime is 1100120039. The reversal of 1100120032 is 2300210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100120039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562319 + ... + 1563022.

It is an arithmetic number, because the mean of its divisors is an integer number (98448273).

Almost surely, 2^1100120032 is an apocalyptic number.

It is an amenable number.

1100120032 is an abundant number, since it is smaller than the sum of its proper divisors (1262638520).

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

1100120032 is a wasteful number, since it uses less digits than its factorization.

1100120032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125362 (or 3125354 counting only the distinct ones).

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

The square root of 1100120032 is about 33168.0574046778. The cubic root of 1100120032 is about 1032.3176615595.

Adding to 1100120032 its reverse (2300210011), we get a palindrome (3400330043).

The spelling of 1100120032 in words is "one billion, one hundred million, one hundred twenty thousand, thirty-two".