202200021221047 has 2 divisors, whose sum is σ = 202200021221048. Its totient is φ = 202200021221046.

The previous prime is 202200021220987. The next prime is 202200021221129. The reversal of 202200021221047 is 740122120002202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202200021221047 - 2²³ = 202200012832439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202200021227047) by changing a digit.

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 as a sum of consecutive naturals, namely, 101100010610523 + 101100010610524.

It is an arithmetic number, because the mean of its divisors is an integer number (101100010610524).

Almost surely, 2^{202200021221047} is an apocalyptic number.

202200021221047 is a deficient number, since it is larger than the sum of its proper divisors (1).

202200021221047 is an equidigital number, since it uses as much as digits as its factorization.

202200021221047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 202200021221047 its reverse (740122120002202), we get a palindrome (942322141223249).

The spelling of 202200021221047 in words is "two hundred two trillion, two hundred billion, twenty-one million, two hundred twenty-one thousand, forty-seven".