212001022001012 has 12 divisors (see below), whose sum is σ = 374675073537156. Its totient is φ = 104951000990400.

The previous prime is 212001022000997. The next prime is 212001022001033. The reversal of 212001022001012 is 210100220100212.

It can be written as a sum of positive squares in 2 ways, for example, as 126872424502756 + 85128597498256 = 11263766^2 + 9226516^2 .

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, 262377502073 + ... + 262377502880.

It is an arithmetic number, because the mean of its divisors is an integer number (31222922794763).

Almost surely, 2^{212001022001012} is an apocalyptic number.

It is an amenable number.

212001022001012 is a deficient number, since it is larger than the sum of its proper divisors (162674051536144).

212001022001012 is a wasteful number, since it uses less digits than its factorization.

212001022001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524755005058 (or 524755005056 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212001022001012 its reverse (210100220100212), we get a palindrome (422101242101224).

The spelling of 212001022001012 in words is "two hundred twelve trillion, one billion, twenty-two million, one thousand, twelve".