210222001012 has 6 divisors (see below), whose sum is σ = 367888501778. Its totient is φ = 105111000504.

The previous prime is 210222001007. The next prime is 210222001049. The reversal of 210222001012 is 210100222012.

It is a happy number.

210222001012 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 can be written as a sum of positive squares in only one way, i.e., 171889843216 + 38332157796 = 414596^2 + 195786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210222000983 and 210222001001.

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 as a sum of consecutive naturals, namely, 26277750123 + ... + 26277750130.

Almost surely, 2^210222001012 is an apocalyptic number.

It is an amenable number.

210222001012 is a deficient number, since it is larger than the sum of its proper divisors (157666500766).

210222001012 is a wasteful number, since it uses less digits than its factorization.

210222001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52555500257 (or 52555500255 counting only the distinct ones).

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

Adding to 210222001012 its reverse (210100222012), we get a palindrome (420322223024).

The spelling of 210222001012 in words is "two hundred ten billion, two hundred twenty-two million, one thousand, twelve".