2002101212212 has 6 divisors (see below), whose sum is σ = 3503677121378. Its totient is φ = 1001050606104.

The previous prime is 2002101212207. The next prime is 2002101212227. The reversal of 2002101212212 is 2122121012002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1951514005156 + 50587207056 = 1396966^2 + 224916^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250262651523 + ... + 250262651530.

Almost surely, 2^{2002101212212} is an apocalyptic number.

It is an amenable number.

2002101212212 is a deficient number, since it is larger than the sum of its proper divisors (1501575909166).

2002101212212 is a wasteful number, since it uses less digits than its factorization.

2002101212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500525303057 (or 500525303055 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2002101212212 its reverse (2122121012002), we get a palindrome (4124222224214).

The spelling of 2002101212212 in words is "two trillion, two billion, one hundred one million, two hundred twelve thousand, two hundred twelve".