2220021310100 has 72 divisors (see below), whose sum is σ = 5318714143008. Its totient is φ = 797554172800.

The previous prime is 2220021310069. The next prime is 2220021310201. The reversal of 2220021310100 is 10131200222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12066539 + ... + 12249138.

It is an arithmetic number, because the mean of its divisors is an integer number (73871029764).

Almost surely, 2^{2220021310100} is an apocalyptic number.

2220021310100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220021310100 is an abundant number, since it is smaller than the sum of its proper divisors (3098692832908).

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

2220021310100 is a wasteful number, since it uses less digits than its factorization.

2220021310100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24315785 (or 24315778 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2220021310100 its reverse (10131200222), we get a palindrome (2230152510322).

The spelling of 2220021310100 in words is "two trillion, two hundred twenty billion, twenty-one million, three hundred ten thousand, one hundred".