22202004220447 has 2 divisors, whose sum is σ = 22202004220448. Its totient is φ = 22202004220446.

The previous prime is 22202004220391. The next prime is 22202004220481. The reversal of 22202004220447 is 74402240020222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22202004220447 - 2¹⁵ = 22202004187679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202004221447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101002110223 + 11101002110224.

It is an arithmetic number, because the mean of its divisors is an integer number (11101002110224).

Almost surely, 2^{22202004220447} is an apocalyptic number.

22202004220447 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202004220447 is an equidigital number, since it uses as much as digits as its factorization.

22202004220447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28672, while the sum is 31.

Adding to 22202004220447 its reverse (74402240020222), we get a palindrome (96604244240669).

The spelling of 22202004220447 in words is "twenty-two trillion, two hundred two billion, four million, two hundred twenty thousand, four hundred forty-seven".