2226131366609 has 2 divisors, whose sum is σ = 2226131366610. Its totient is φ = 2226131366608.

The previous prime is 2226131366597. The next prime is 2226131366621. The reversal of 2226131366609 is 9066631316222.

It is a balanced prime because it is at equal distance from previous prime (2226131366597) and next prime (2226131366621).

It can be written as a sum of positive squares in only one way, i.e., 1848117897025 + 378013469584 = 1359455^2 + 614828^2 .

It is a cyclic number.

It is not a de Polignac number, because 2226131366609 - 2¹² = 2226131362513 is a prime.

It is a super-2 number, since 2×2226131366609² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2226131366639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113065683304 + 1113065683305.

It is an arithmetic number, because the mean of its divisors is an integer number (1113065683305).

Almost surely, 2^{2226131366609} is an apocalyptic number.

It is an amenable number.

2226131366609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2226131366609 is an equidigital number, since it uses as much as digits as its factorization.

2226131366609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 47.

The spelling of 2226131366609 in words is "two trillion, two hundred twenty-six billion, one hundred thirty-one million, three hundred sixty-six thousand, six hundred nine".