2012101237 has 2 divisors, whose sum is σ = 2012101238. Its totient is φ = 2012101236.

The previous prime is 2012101183. The next prime is 2012101243. The reversal of 2012101237 is 7321012102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1996213041 + 15888196 = 44679^2 + 3986^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012101237 - 2⁷ = 2012101109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012101277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006050618 + 1006050619.

It is an arithmetic number, because the mean of its divisors is an integer number (1006050619).

Almost surely, 2^2012101237 is an apocalyptic number.

It is an amenable number.

2012101237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012101237 is an equidigital number, since it uses as much as digits as its factorization.

2012101237 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.

The square root of 2012101237 is about 44856.4514534977. The cubic root of 2012101237 is about 1262.4570425144.

Adding to 2012101237 its reverse (7321012102), we get a palindrome (9333113339).

The spelling of 2012101237 in words is "two billion, twelve million, one hundred one thousand, two hundred thirty-seven".