2112210011237 has 2 divisors, whose sum is σ = 2112210011238. Its totient is φ = 2112210011236.

The previous prime is 2112210011161. The next prime is 2112210011243. The reversal of 2112210011237 is 7321100122112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1427819467396 + 684390543841 = 1194914^2 + 827279^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112210011237 - 2³⁰ = 2111136269413 is a prime.

It is a super-2 number, since 2×2112210011237² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112210011267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056105005618 + 1056105005619.

It is an arithmetic number, because the mean of its divisors is an integer number (1056105005619).

Almost surely, 2^{2112210011237} is an apocalyptic number.

It is an amenable number.

2112210011237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112210011237 is an equidigital number, since it uses as much as digits as its factorization.

2112210011237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 2112210011237 its reverse (7321100122112), we get a palindrome (9433310133349).

The spelling of 2112210011237 in words is "two trillion, one hundred twelve billion, two hundred ten million, eleven thousand, two hundred thirty-seven".