2200121120 has 48 divisors (see below), whose sum is σ = 5423785920. Its totient is φ = 841784064.

The previous prime is 2200121111. The next prime is 2200121129. The reversal of 2200121120 is 211210022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2200121111) and next prime (2200121129).

It is not an unprimeable number, because it can be changed into a prime (2200121129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295250 + ... + 302609.

It is an arithmetic number, because the mean of its divisors is an integer number (112995540).

Almost surely, 2^2200121120 is an apocalyptic number.

2200121120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200121120 is an abundant number, since it is smaller than the sum of its proper divisors (3223664800).

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

2200121120 is a wasteful number, since it uses less digits than its factorization.

2200121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597897 (or 597889 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2200121120 is about 46905.4487240022. The cubic root of 2200121120 is about 1300.6153142370.

Adding to 2200121120 its reverse (211210022), we get a palindrome (2411331142).

The spelling of 2200121120 in words is "two billion, two hundred million, one hundred twenty-one thousand, one hundred twenty".