201212221102010 has 16 divisors (see below), whose sum is σ = 362182546582272. Its totient is φ = 80484766530000.

The previous prime is 201212221102007. The next prime is 201212221102021. The reversal of 201212221102010 is 10201122212102.

It is a self number, because there is not a number n which added to its sum of digits gives 201212221102010.

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, 8149766 + ... + 21652785.

It is an arithmetic number, because the mean of its divisors is an integer number (22636409161392).

Almost surely, 2^{201212221102010} is an apocalyptic number.

201212221102010 is a deficient number, since it is larger than the sum of its proper divisors (160970325480262).

201212221102010 is a wasteful number, since it uses less digits than its factorization.

201212221102010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30477709.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201212221102010 its reverse (10201122212102), we get a palindrome (211413343314112).

The spelling of 201212221102010 in words is "two hundred one trillion, two hundred twelve billion, two hundred twenty-one million, one hundred two thousand, ten".