237940096044221 has 2 divisors, whose sum is σ = 237940096044222. Its totient is φ = 237940096044220.

The previous prime is 237940096044143. The next prime is 237940096044337. The reversal of 237940096044221 is 122440690049732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161831728116100 + 76108367928121 = 12721310^2 + 8724011^2 .

It is a cyclic number.

It is not a de Polignac number, because 237940096044221 - 2⁴⁶ = 167571351866557 is a prime.

It is a super-2 number, since 2×237940096044221² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (237940096044421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118970048022110 + 118970048022111.

It is an arithmetic number, because the mean of its divisors is an integer number (118970048022111).

Almost surely, 2^{237940096044221} is an apocalyptic number.

It is an amenable number.

237940096044221 is a deficient number, since it is larger than the sum of its proper divisors (1).

237940096044221 is an equidigital number, since it uses as much as digits as its factorization.

237940096044221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 237940096044221 in words is "two hundred thirty-seven trillion, nine hundred forty billion, ninety-six million, forty-four thousand, two hundred twenty-one".