50210101 has 2 divisors, whose sum is σ = 50210102. Its totient is φ = 50210100.

The previous prime is 50210093. The next prime is 50210159. The reversal of 50210101 is 10101205.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31069476 + 19140625 = 5574^2 + 4375^2 .

It is a cyclic number.

It is not a de Polignac number, because 50210101 - 2³ = 50210093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50210161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105050 + 25105051.

It is an arithmetic number, because the mean of its divisors is an integer number (25105051).

Almost surely, 2^50210101 is an apocalyptic number.

It is an amenable number.

50210101 is a deficient number, since it is larger than the sum of its proper divisors (1).

50210101 is an equidigital number, since it uses as much as digits as its factorization.

50210101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 50210101 is about 7085.9086220470. The cubic root of 50210101 is about 368.9184412496.

Adding to 50210101 its reverse (10101205), we get a palindrome (60311306).

The spelling of 50210101 in words is "fifty million, two hundred ten thousand, one hundred one".