212112000221012 has 12 divisors (see below), whose sum is σ = 376280877104916. Its totient is φ = 104603178191040.

The previous prime is 212112000220993. The next prime is 212112000221041. The reversal of 212112000221012 is 210122000211212.

It can be written as a sum of positive squares in 2 ways, for example, as 159327910170256 + 52784090050756 = 12622516^2 + 7265266^2 .

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, 363205479539 + ... + 363205480122.

It is an arithmetic number, because the mean of its divisors is an integer number (31356739758743).

Almost surely, 2^{212112000221012} is an apocalyptic number.

It is an amenable number.

212112000221012 is a deficient number, since it is larger than the sum of its proper divisors (164168876883904).

212112000221012 is a wasteful number, since it uses less digits than its factorization.

212112000221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726410959738 (or 726410959736 counting only the distinct ones).

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

Adding to 212112000221012 its reverse (210122000211212), we get a palindrome (422234000432224).

The spelling of 212112000221012 in words is "two hundred twelve trillion, one hundred twelve billion, two hundred twenty-one thousand, twelve".