200212000122021 has 64 divisors (see below), whose sum is σ = 278385091522560. Its totient is φ = 127883802378240.

The previous prime is 200212000121957. The next prime is 200212000122077. The reversal of 200212000122021 is 120221000212002.

It is not a de Polignac number, because 200212000122021 - 2⁶ = 200212000121957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212000522021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2535027685 + ... + 2535106661.

It is an arithmetic number, because the mean of its divisors is an integer number (4349767055040).

Almost surely, 2^{200212000122021} is an apocalyptic number.

It is an amenable number.

200212000122021 is a deficient number, since it is larger than the sum of its proper divisors (78173091400539).

200212000122021 is a wasteful number, since it uses less digits than its factorization.

200212000122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80414.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200212000122021 its reverse (120221000212002), we get a palindrome (320433000334023).

The spelling of 200212000122021 in words is "two hundred trillion, two hundred twelve billion, one hundred twenty-two thousand, twenty-one".