212211001201012 has 24 divisors (see below), whose sum is σ = 405130791481920. Its totient is φ = 96459379743360.

The previous prime is 212211001200983. The next prime is 212211001201021. The reversal of 212211001201012 is 210102100112212.

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 in 7 ways as a sum of consecutive naturals, for example, 23769948 + ... + 31455244.

It is an arithmetic number, because the mean of its divisors is an integer number (16880449645080).

Almost surely, 2^{212211001201012} is an apocalyptic number.

212211001201012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212211001201012 is a deficient number, since it is larger than the sum of its proper divisors (192919790280908).

212211001201012 is a wasteful number, since it uses less digits than its factorization.

212211001201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312871 (or 8312869 counting only the distinct ones).

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

Adding to 212211001201012 its reverse (210102100112212), we get a palindrome (422313101313224).

The spelling of 212211001201012 in words is "two hundred twelve trillion, two hundred eleven billion, one million, two hundred one thousand, twelve".