212101120102012 has 12 divisors (see below), whose sum is σ = 371198364887896. Its totient is φ = 106044444419760.

The previous prime is 212101120102007. The next prime is 212101120102043. The reversal of 212101120102012 is 210201021101212.

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, 1528829778 + ... + 1528968505.

Almost surely, 2^{212101120102012} is an apocalyptic number.

It is an amenable number.

212101120102012 is a deficient number, since it is larger than the sum of its proper divisors (159097244785884).

212101120102012 is a wasteful number, since it uses less digits than its factorization.

212101120102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057815628 (or 3057815626 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212101120102012 its reverse (210201021101212), we get a palindrome (422302141203224).

The spelling of 212101120102012 in words is "two hundred twelve trillion, one hundred one billion, one hundred twenty million, one hundred two thousand, twelve".