2002222021100 has 54 divisors (see below), whose sum is σ = 5054180457060. Its totient is φ = 686476119840.

The previous prime is 2002222021097. The next prime is 2002222021181. The reversal of 2002222021100 is 11202222002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 204303470 + ... + 204313269.

It is an arithmetic number, because the mean of its divisors is an integer number (93595934390).

Almost surely, 2^{2002222021100} is an apocalyptic number.

2002222021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002222021100 is an abundant number, since it is smaller than the sum of its proper divisors (3051958435960).

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

2002222021100 is a wasteful number, since it uses less digits than its factorization.

2002222021100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408616767 (or 408616753 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002222021100 its reverse (11202222002), we get a palindrome (2013424243102).

The spelling of 2002222021100 in words is "two trillion, two billion, two hundred twenty-two million, twenty-one thousand, one hundred".