210202100122012 has 12 divisors (see below), whose sum is σ = 368003270055960. Its totient is φ = 105058308677456.

The previous prime is 210202100121971. The next prime is 210202100122061. The reversal of 210202100122012 is 210221001202012.

It is a happy number.

It is a congruent number.

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, 10685334823 + ... + 10685354494.

It is an arithmetic number, because the mean of its divisors is an integer number (30666939171330).

Almost surely, 2^{210202100122012} is an apocalyptic number.

It is an amenable number.

210202100122012 is a deficient number, since it is larger than the sum of its proper divisors (157801169933948).

210202100122012 is a wasteful number, since it uses less digits than its factorization.

210202100122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21370691780 (or 21370691778 counting only the distinct ones).

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

Adding to 210202100122012 its reverse (210221001202012), we get a palindrome (420423101324024).

The spelling of 210202100122012 in words is "two hundred ten trillion, two hundred two billion, one hundred million, one hundred twenty-two thousand, twelve".