2211143113237 has 2 divisors, whose sum is σ = 2211143113238. Its totient is φ = 2211143113236.

The previous prime is 2211143113211. The next prime is 2211143113247. The reversal of 2211143113237 is 7323113411122.

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., 2031853535761 + 179289577476 = 1425431^2 + 423426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211143113237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211143113199 and 2211143113208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211143113247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105571556618 + 1105571556619.

It is an arithmetic number, because the mean of its divisors is an integer number (1105571556619).

Almost surely, 2^{2211143113237} is an apocalyptic number.

It is an amenable number.

2211143113237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211143113237 is an equidigital number, since it uses as much as digits as its factorization.

2211143113237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

Adding to 2211143113237 its reverse (7323113411122), we get a palindrome (9534256524359).

The spelling of 2211143113237 in words is "two trillion, two hundred eleven billion, one hundred forty-three million, one hundred thirteen thousand, two hundred thirty-seven".