2220001011200 has 240 divisors, whose sum is σ = 6389036965344. Its totient is φ = 748663603200.

The previous prime is 2220001011181. The next prime is 2220001011227. The reversal of 2220001011200 is 21101000222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5262512 + ... + 5668688.

Almost surely, 2^{2220001011200} is an apocalyptic number.

2220001011200 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 2220001011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3194518482672).

2220001011200 is an abundant number, since it is smaller than the sum of its proper divisors (4169035954144).

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

2220001011200 is an equidigital number, since it uses as much as digits as its factorization.

2220001011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406273 (or 406252 counting only the distinct ones).

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

Adding to 2220001011200 its reverse (21101000222), we get a palindrome (2241102011422).

The spelling of 2220001011200 in words is "two trillion, two hundred twenty billion, one million, eleven thousand, two hundred".