200100221001212 has 24 divisors (see below), whose sum is σ = 402295732285440. Its totient is φ = 85308246797040.

The previous prime is 200100221001193. The next prime is 200100221001217. The reversal of 200100221001212 is 212100122001002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100221001217) 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, 18707943512 + ... + 18707954207.

It is an arithmetic number, because the mean of its divisors is an integer number (16762322178560).

Almost surely, 2^{200100221001212} is an apocalyptic number.

It is an amenable number.

200100221001212 is an abundant number, since it is smaller than the sum of its proper divisors (202195511284228).

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

200100221001212 is a wasteful number, since it uses less digits than its factorization.

200100221001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37415897921 (or 37415897919 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200100221001212 its reverse (212100122001002), we get a palindrome (412200343002214).

The spelling of 200100221001212 in words is "two hundred trillion, one hundred billion, two hundred twenty-one million, one thousand, two hundred twelve".