201122232229 has 2 divisors, whose sum is σ = 201122232230. Its totient is φ = 201122232228.

The previous prime is 201122232173. The next prime is 201122232251. The reversal of 201122232229 is 922232221102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201017722500 + 104509729 = 448350^2 + 10223^2 .

It is a cyclic number.

It is not a de Polignac number, because 201122232229 - 2²³ = 201113843621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201122232197 and 201122232206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201122232029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561116114 + 100561116115.

It is an arithmetic number, because the mean of its divisors is an integer number (100561116115).

Almost surely, 2^201122232229 is an apocalyptic number.

It is an amenable number.

201122232229 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122232229 is an equidigital number, since it uses as much as digits as its factorization.

201122232229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 201122232229 in words is "two hundred one billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred twenty-nine".