2122010121212 has 6 divisors (see below), whose sum is σ = 3713517712128. Its totient is φ = 1061005060604.

The previous prime is 2122010121197. The next prime is 2122010121289. The reversal of 2122010121212 is 2121210102212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265251265148 + ... + 265251265155.

It is an arithmetic number, because the mean of its divisors is an integer number (618919618688).

Almost surely, 2^{2122010121212} is an apocalyptic number.

It is an amenable number.

2122010121212 is a deficient number, since it is larger than the sum of its proper divisors (1591507590916).

2122010121212 is a wasteful number, since it uses less digits than its factorization.

2122010121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530502530307 (or 530502530305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2122010121212 its reverse (2121210102212), we get a palindrome (4243220223424).

The spelling of 2122010121212 in words is "two trillion, one hundred twenty-two billion, ten million, one hundred twenty-one thousand, two hundred twelve".