2223144222077 has 2 divisors, whose sum is σ = 2223144222078. Its totient is φ = 2223144222076.

The previous prime is 2223144221957. The next prime is 2223144222109. The reversal of 2223144222077 is 7702224413222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2182294153081 + 40850068996 = 1477259^2 + 202114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2223144222077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2223144222077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223144822077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111572111038 + 1111572111039.

It is an arithmetic number, because the mean of its divisors is an integer number (1111572111039).

Almost surely, 2^{2223144222077} is an apocalyptic number.

It is an amenable number.

2223144222077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223144222077 is an equidigital number, since it uses as much as digits as its factorization.

2223144222077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 38.

Adding to 2223144222077 its reverse (7702224413222), we get a palindrome (9925368635299).

The spelling of 2223144222077 in words is "two trillion, two hundred twenty-three billion, one hundred forty-four million, two hundred twenty-two thousand, seventy-seven".