2002122200100 has 144 divisors (see below), whose sum is σ = 6523278483456. Its totient is φ = 469706064000.

The previous prime is 2002122200077. The next prime is 2002122200137. The reversal of 2002122200100 is 10022212002.

It is a Harshad number since it is a multiple of its sum of digits (12).

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 47 ways as a sum of consecutive naturals, for example, 9683244 + ... + 9887843.

It is an arithmetic number, because the mean of its divisors is an integer number (45300545024).

Almost surely, 2^{2002122200100} is an apocalyptic number.

2002122200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002122200100 is an abundant number, since it is smaller than the sum of its proper divisors (4521156283356).

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

2002122200100 is a wasteful number, since it uses less digits than its factorization.

2002122200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19571146 (or 19571139 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2002122200100 its reverse (10022212002), we get a palindrome (2012144412102).

The spelling of 2002122200100 in words is "two trillion, two billion, one hundred twenty-two million, two hundred thousand, one hundred".