212301020212 has 6 divisors (see below), whose sum is σ = 371526785378. Its totient is φ = 106150510104.

The previous prime is 212301020209. The next prime is 212301020237. The reversal of 212301020212 is 212020103212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 201346048656 + 10954971556 = 448716^2 + 104666^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26537627523 + ... + 26537627530.

Almost surely, 2^212301020212 is an apocalyptic number.

It is an amenable number.

212301020212 is a deficient number, since it is larger than the sum of its proper divisors (159225765166).

212301020212 is a wasteful number, since it uses less digits than its factorization.

212301020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53075255057 (or 53075255055 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212301020212 its reverse (212020103212), we get a palindrome (424321123424).

The spelling of 212301020212 in words is "two hundred twelve billion, three hundred one million, twenty thousand, two hundred twelve".