201110022221012 has 24 divisors (see below), whose sum is σ = 352751535138240. Its totient is φ = 100324133945280.

The previous prime is 201110022221011. The next prime is 201110022221033. The reversal of 201110022221012 is 210122220011102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110022221011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30036689 + ... + 36116792.

It is an arithmetic number, because the mean of its divisors is an integer number (14697980630760).

Almost surely, 2^{201110022221012} is an apocalyptic number.

It is an amenable number.

201110022221012 is a deficient number, since it is larger than the sum of its proper divisors (151641512917228).

201110022221012 is a wasteful number, since it uses less digits than its factorization.

201110022221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66155231 (or 66155229 counting only the distinct ones).

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

Adding to 201110022221012 its reverse (210122220011102), we get a palindrome (411232242232114).

The spelling of 201110022221012 in words is "two hundred one trillion, one hundred ten billion, twenty-two million, two hundred twenty-one thousand, twelve".