2212100320237 has 2 divisors, whose sum is σ = 2212100320238. Its totient is φ = 2212100320236.

The previous prime is 2212100320231. The next prime is 2212100320289. The reversal of 2212100320237 is 7320230012122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1666915970281 + 545184349956 = 1291091^2 + 738366^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212100320237 - 2³¹ = 2209952836589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212100320231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106050160118 + 1106050160119.

It is an arithmetic number, because the mean of its divisors is an integer number (1106050160119).

Almost surely, 2^{2212100320237} is an apocalyptic number.

It is an amenable number.

2212100320237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212100320237 is an equidigital number, since it uses as much as digits as its factorization.

2212100320237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 2212100320237 its reverse (7320230012122), we get a palindrome (9532330332359).

The spelling of 2212100320237 in words is "two trillion, two hundred twelve billion, one hundred million, three hundred twenty thousand, two hundred thirty-seven".