2212241343437 has 2 divisors, whose sum is σ = 2212241343438. Its totient is φ = 2212241343436.

The previous prime is 2212241343397. The next prime is 2212241343443. The reversal of 2212241343437 is 7343431422122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2211603225316 + 638118121 = 1487146^2 + 25261^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212241343437 - 2²⁰ = 2212240294861 is a prime.

It is a super-2 number, since 2×2212241343437² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2212241343437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212241343467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106120671718 + 1106120671719.

It is an arithmetic number, because the mean of its divisors is an integer number (1106120671719).

Almost surely, 2^{2212241343437} is an apocalyptic number.

It is an amenable number.

2212241343437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212241343437 is an equidigital number, since it uses as much as digits as its factorization.

2212241343437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 38.

Adding to 2212241343437 its reverse (7343431422122), we get a palindrome (9555672765559).

The spelling of 2212241343437 in words is "two trillion, two hundred twelve billion, two hundred forty-one million, three hundred forty-three thousand, four hundred thirty-seven".