201001022137 has 2 divisors, whose sum is σ = 201001022138. Its totient is φ = 201001022136.

The previous prime is 201001022099. The next prime is 201001022149. The reversal of 201001022137 is 731220100102.

201001022137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114864055056 + 86136967081 = 338916^2 + 293491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201001022137 is a prime.

It is not a weakly prime, because it can be changed into another prime (201001022437) 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, 100500511068 + 100500511069.

It is an arithmetic number, because the mean of its divisors is an integer number (100500511069).

Almost surely, 2^201001022137 is an apocalyptic number.

It is an amenable number.

201001022137 is a deficient number, since it is larger than the sum of its proper divisors (1).

201001022137 is an equidigital number, since it uses as much as digits as its factorization.

201001022137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 201001022137 its reverse (731220100102), we get a palindrome (932221122239).

The spelling of 201001022137 in words is "two hundred one billion, one million, twenty-two thousand, one hundred thirty-seven".