201235051 has 2 divisors, whose sum is σ = 201235052. Its totient is φ = 201235050.

The previous prime is 201235049. The next prime is 201235121. The reversal of 201235051 is 150532102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201235051 - 2¹ = 201235049 is a prime.

Together with 201235049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (201235651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100617525 + 100617526.

It is an arithmetic number, because the mean of its divisors is an integer number (100617526).

Almost surely, 2^201235051 is an apocalyptic number.

201235051 is a deficient number, since it is larger than the sum of its proper divisors (1).

201235051 is an equidigital number, since it uses as much as digits as its factorization.

201235051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 201235051 is about 14185.7340663076. The cubic root of 201235051 is about 586.0048485895.

Adding to 201235051 its reverse (150532102), we get a palindrome (351767153).

The spelling of 201235051 in words is "two hundred one million, two hundred thirty-five thousand, fifty-one".