22202100222077 has 2 divisors, whose sum is σ = 22202100222078. Its totient is φ = 22202100222076.

The previous prime is 22202100222059. The next prime is 22202100222143. The reversal of 22202100222077 is 77022200120222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14134148530681 + 8067951691396 = 3759541^2 + 2840414^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202100222077 - 2¹⁰ = 22202100221053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202100222017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101050111038 + 11101050111039.

It is an arithmetic number, because the mean of its divisors is an integer number (11101050111039).

Almost surely, 2^{22202100222077} is an apocalyptic number.

It is an amenable number.

22202100222077 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202100222077 is an equidigital number, since it uses as much as digits as its factorization.

22202100222077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 29.

Adding to 22202100222077 its reverse (77022200120222), we get a palindrome (99224300342299).

The spelling of 22202100222077 in words is "twenty-two trillion, two hundred two billion, one hundred million, two hundred twenty-two thousand, seventy-seven".