2220011200100 has 36 divisors (see below), whose sum is σ = 4818048310068. Its totient is φ = 887889456000.

The previous prime is 2220011200073. The next prime is 2220011200133. The reversal of 2220011200100 is 10021100222.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 11928134656 + 2208083065444 = 109216^2 + 1485962^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 659831 + ... + 2208030.

Almost surely, 2^{2220011200100} is an apocalyptic number.

2220011200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220011200100 is an abundant number, since it is smaller than the sum of its proper divisors (2598037109968).

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

2220011200100 is a wasteful number, since it uses less digits than its factorization.

2220011200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875616 (or 2875609 counting only the distinct ones).

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

Adding to 2220011200100 its reverse (10021100222), we get a palindrome (2230032300322).

The spelling of 2220011200100 in words is "two trillion, two hundred twenty billion, eleven million, two hundred thousand, one hundred".