202221211229 has 2 divisors, whose sum is σ = 202221211230. Its totient is φ = 202221211228.

The previous prime is 202221211207. The next prime is 202221211243. The reversal of 202221211229 is 922112122202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187307184100 + 14914027129 = 432790^2 + 122123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202221211229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202221211198 and 202221211207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202221211259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110605614 + 101110605615.

It is an arithmetic number, because the mean of its divisors is an integer number (101110605615).

Almost surely, 2^202221211229 is an apocalyptic number.

It is an amenable number.

202221211229 is a deficient number, since it is larger than the sum of its proper divisors (1).

202221211229 is an equidigital number, since it uses as much as digits as its factorization.

202221211229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 202221211229 in words is "two hundred two billion, two hundred twenty-one million, two hundred eleven thousand, two hundred twenty-nine".