2200120040 has 16 divisors (see below), whose sum is σ = 4950270180. Its totient is φ = 880048000.

The previous prime is 2200120037. The next prime is 2200120049. The reversal of 2200120040 is 400210022.

It can be written as a sum of positive squares in 2 ways, for example, as 1963021636 + 237098404 = 44306^2 + 15398^2 .

It is not an unprimeable number, because it can be changed into a prime (2200120049) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 27501461 + ... + 27501540.

Almost surely, 2^2200120040 is an apocalyptic number.

2200120040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200120040 is an abundant number, since it is smaller than the sum of its proper divisors (2750150140).

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

2200120040 is a wasteful number, since it uses less digits than its factorization.

2200120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55003012 (or 55003008 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2200120040 is about 46905.4372114790. The cubic root of 2200120040 is about 1300.6151014208.

Adding to 2200120040 its reverse (400210022), we get a palindrome (2600330062).

The spelling of 2200120040 in words is "two billion, two hundred million, one hundred twenty thousand, forty".