212012000202021 has 8 divisors (see below), whose sum is σ = 283164238773024. Its totient is φ = 141100547549520.

The previous prime is 212012000202017. The next prime is 212012000202091. The reversal of 212012000202021 is 120202000210212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212012000202021 - 2² = 212012000202017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012000202001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60196477570 + ... + 60196481091.

It is an arithmetic number, because the mean of its divisors is an integer number (35395529846628).

Almost surely, 2^{212012000202021} is an apocalyptic number.

It is an amenable number.

212012000202021 is a deficient number, since it is larger than the sum of its proper divisors (71152238571003).

212012000202021 is a wasteful number, since it uses less digits than its factorization.

212012000202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120392959251.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212012000202021 its reverse (120202000210212), we get a palindrome (332214000412233).

The spelling of 212012000202021 in words is "two hundred twelve trillion, twelve billion, two hundred two thousand, twenty-one".