210010010221012 has 24 divisors (see below), whose sum is σ = 368616690466920. Its totient is φ = 104691215462400.

The previous prime is 210010010220943. The next prime is 210010010221019. The reversal of 210010010221012 is 210122010010012.

It can be written as a sum of positive squares in 4 ways, for example, as 77535527041476 + 132474483179536 = 8805426^2 + 11509756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210010010220983 and 210010010221001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210010010221019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29221087 + ... + 35691622.

It is an arithmetic number, because the mean of its divisors is an integer number (15359028769455).

Almost surely, 2^{210010010221012} is an apocalyptic number.

It is an amenable number.

210010010221012 is a deficient number, since it is larger than the sum of its proper divisors (158606680245908).

210010010221012 is a wasteful number, since it uses less digits than its factorization.

210010010221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64915131 (or 64915129 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210010010221012 its reverse (210122010010012), we get a palindrome (420132020231024).

The spelling of 210010010221012 in words is "two hundred ten trillion, ten billion, ten million, two hundred twenty-one thousand, twelve".