210022021201201 has 6 divisors (see below), whose sum is σ = 230850651403106. Its totient is φ = 190929110182800.

The previous prime is 210022021201193. The next prime is 210022021201207. The reversal of 210022021201201 is 102102120220012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 114156381991201 + 95865639210000 = 10684399^2 + 9791100^2 .

It is not a de Polignac number, because 210022021201201 - 2³ = 210022021201193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210022021201207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 867859591620 + ... + 867859591861.

Almost surely, 2^{210022021201201} is an apocalyptic number.

It is an amenable number.

210022021201201 is a deficient number, since it is larger than the sum of its proper divisors (20828630201905).

210022021201201 is a wasteful number, since it uses less digits than its factorization.

210022021201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735719183503 (or 1735719183492 counting only the distinct ones).

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

Adding to 210022021201201 its reverse (102102120220012), we get a palindrome (312124141421213).

The spelling of 210022021201201 in words is "two hundred ten trillion, twenty-two billion, twenty-one million, two hundred one thousand, two hundred one".