2002122122212 has 12 divisors (see below), whose sum is σ = 3523966395516. Its totient is φ = 995274580640.

The previous prime is 2002122122177. The next prime is 2002122122267. The reversal of 2002122122212 is 2122212212002.

It can be written as a sum of positive squares in 2 ways, for example, as 825383152036 + 1176738970176 = 908506^2 + 1084776^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2002122122212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1446619339 + ... + 1446620722.

It is an arithmetic number, because the mean of its divisors is an integer number (293663866293).

Almost surely, 2^{2002122122212} is an apocalyptic number.

It is an amenable number.

2002122122212 is a deficient number, since it is larger than the sum of its proper divisors (1521844273304).

2002122122212 is a wasteful number, since it uses less digits than its factorization.

2002122122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893240238 (or 2893240236 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2002122122212 its reverse (2122212212002), we get a palindrome (4124334334214).

The spelling of 2002122122212 in words is "two trillion, two billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred twelve".