1200240044 has 12 divisors (see below), whose sum is σ = 2101205568. Its totient is φ = 599895600.

The previous prime is 1200240031. The next prime is 1200240047. The reversal of 1200240044 is 4400420021.

It is a super-2 number, since 2×1200240044² = 2881152326442243872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200240047) 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, 43772 + ... + 65699.

It is an arithmetic number, because the mean of its divisors is an integer number (175100464).

Almost surely, 2^1200240044 is an apocalyptic number.

It is an amenable number.

1200240044 is a deficient number, since it is larger than the sum of its proper divisors (900965524).

1200240044 is a wasteful number, since it uses less digits than its factorization.

1200240044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112216 (or 112214 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1200240044 is about 34644.4807148267. The cubic root of 1200240044 is about 1062.7294213511.

Adding to 1200240044 its reverse (4400420021), we get a palindrome (5600660065).

The spelling of 1200240044 in words is "one billion, two hundred million, two hundred forty thousand, forty-four".