2220010101200 has 120 divisors (see below), whose sum is σ = 5359523016192. Its totient is φ = 883690536960.

The previous prime is 2220010101187. The next prime is 2220010101203. The reversal of 2220010101200 is 21010100222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220010101203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111733667 + ... + 111753533.

Almost surely, 2^{2220010101200} is an apocalyptic number.

2220010101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2220010101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2679761508096).

2220010101200 is an abundant number, since it is smaller than the sum of its proper divisors (3139512914992).

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

2220010101200 is a wasteful number, since it uses less digits than its factorization.

2220010101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21229 (or 21218 counting only the distinct ones).

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

Adding to 2220010101200 its reverse (21010100222), we get a palindrome (2241020201422).

The spelling of 2220010101200 in words is "two trillion, two hundred twenty billion, ten million, one hundred one thousand, two hundred".