210221202001012 has 24 divisors (see below), whose sum is σ = 374829751237536. Its totient is φ = 103127001982368.

The previous prime is 210221202001007. The next prime is 210221202001033. The reversal of 210221202001012 is 210100202122012.

It is a happy number.

210221202001012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60886083 + ... + 64246069.

It is an arithmetic number, because the mean of its divisors is an integer number (15617906301564).

Almost surely, 2^{210221202001012} is an apocalyptic number.

It is an amenable number.

210221202001012 is a deficient number, since it is larger than the sum of its proper divisors (164608549236524).

210221202001012 is a wasteful number, since it uses less digits than its factorization.

210221202001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655167 (or 3655165 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210221202001012 its reverse (210100202122012), we get a palindrome (420321404123024).

The spelling of 210221202001012 in words is "two hundred ten trillion, two hundred twenty-one billion, two hundred two million, one thousand, twelve".