201201211020110 has 64 divisors (see below), whose sum is σ = 434492781834240. Its totient is φ = 65626513839360.

The previous prime is 201201211020077. The next prime is 201201211020151. The reversal of 201201211020110 is 11020112102102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 785630039 + ... + 785886098.

It is an arithmetic number, because the mean of its divisors is an integer number (6788949716160).

Almost surely, 2^{201201211020110} is an apocalyptic number.

201201211020110 is an abundant number, since it is smaller than the sum of its proper divisors (233291570814130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201201211020110 is a wasteful number, since it uses less digits than its factorization.

201201211020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571516241.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201201211020110 its reverse (11020112102102), we get a palindrome (212221323122212).

The spelling of 201201211020110 in words is "two hundred one trillion, two hundred one billion, two hundred eleven million, twenty thousand, one hundred ten".