201122029 has 2 divisors, whose sum is σ = 201122030. Its totient is φ = 201122028.

The previous prime is 201122027. The next prime is 201122039. The reversal of 201122029 is 920221102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118766404 + 82355625 = 10898^2 + 9075^2 .

It is a cyclic number.

It is not a de Polignac number, because 201122029 - 2¹ = 201122027 is a prime.

Together with 201122027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 201121997 and 201122015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201122021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561014 + 100561015.

It is an arithmetic number, because the mean of its divisors is an integer number (100561015).

Almost surely, 2^201122029 is an apocalyptic number.

It is an amenable number.

201122029 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122029 is an equidigital number, since it uses as much as digits as its factorization.

201122029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 201122029 is about 14181.7498567701. The cubic root of 201122029 is about 585.8951197873.

The spelling of 201122029 in words is "two hundred one million, one hundred twenty-two thousand, twenty-nine".