22202221229 has 2 divisors, whose sum is σ = 22202221230. Its totient is φ = 22202221228.

The previous prime is 22202221201. The next prime is 22202221243. The reversal of 22202221229 is 92212220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21433545604 + 768675625 = 146402^2 + 27725^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202221229 - 2¹⁶ = 22202155693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22202221198 and 22202221207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202221529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101110614 + 11101110615.

It is an arithmetic number, because the mean of its divisors is an integer number (11101110615).

Almost surely, 2^22202221229 is an apocalyptic number.

It is an amenable number.

22202221229 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202221229 is an equidigital number, since it uses as much as digits as its factorization.

22202221229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 22202221229 in words is "twenty-two billion, two hundred two million, two hundred twenty-one thousand, two hundred twenty-nine".