212101102020212 has 48 divisors (see below), whose sum is σ = 373050480552960. Its totient is φ = 105516050976000.

The previous prime is 212101102020139. The next prime is 212101102020277. The reversal of 212101102020212 is 212020201101212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6262009637 + ... + 6262043507.

It is an arithmetic number, because the mean of its divisors is an integer number (7771885011520).

Almost surely, 2^{212101102020212} is an apocalyptic number.

It is an amenable number.

212101102020212 is a deficient number, since it is larger than the sum of its proper divisors (160949378532748).

212101102020212 is a wasteful number, since it uses less digits than its factorization.

212101102020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39552 (or 39550 counting only the distinct ones).

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

Adding to 212101102020212 its reverse (212020201101212), we get a palindrome (424121303121424).

The spelling of 212101102020212 in words is "two hundred twelve trillion, one hundred one billion, one hundred two million, twenty thousand, two hundred twelve".