212201020012 has 12 divisors (see below), whose sum is σ = 371367214120. Its totient is φ = 106096101696.

The previous prime is 212201019973. The next prime is 212201020013. The reversal of 212201020012 is 210020102212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212201019974 and 212201020001.

It is not an unprimeable number, because it can be changed into a prime (212201020013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 992562 + ... + 1187257.

Almost surely, 2^212201020012 is an apocalyptic number.

It is an amenable number.

212201020012 is a deficient number, since it is larger than the sum of its proper divisors (159166194108).

212201020012 is a wasteful number, since it uses less digits than its factorization.

212201020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204160 (or 2204158 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212201020012 its reverse (210020102212), we get a palindrome (422221122224).

The spelling of 212201020012 in words is "two hundred twelve billion, two hundred one million, twenty thousand, twelve".