210221201012 has 12 divisors (see below), whose sum is σ = 367890386976. Its totient is φ = 105109661880.

The previous prime is 210221200963. The next prime is 210221201027. The reversal of 210221201012 is 210102122012.

210221201012 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595913 + ... + 880655.

It is an arithmetic number, because the mean of its divisors is an integer number (30657532248).

Almost surely, 2^210221201012 is an apocalyptic number.

It is an amenable number.

210221201012 is a deficient number, since it is larger than the sum of its proper divisors (157669185964).

210221201012 is a wasteful number, since it uses less digits than its factorization.

210221201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469318 (or 469316 counting only the distinct ones).

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

Adding to 210221201012 its reverse (210102122012), we get a palindrome (420323323024).

The spelling of 210221201012 in words is "two hundred ten billion, two hundred twenty-one million, two hundred one thousand, twelve".