2213245445077 has 2 divisors, whose sum is σ = 2213245445078. Its totient is φ = 2213245445076.

The previous prime is 2213245445023. The next prime is 2213245445171. The reversal of 2213245445077 is 7705445423122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2056373208036 + 156872237041 = 1434006^2 + 396071^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213245445077 - 2²³ = 2213237056469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213945445077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106622722538 + 1106622722539.

It is an arithmetic number, because the mean of its divisors is an integer number (1106622722539).

Almost surely, 2^{2213245445077} is an apocalyptic number.

It is an amenable number.

2213245445077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213245445077 is an equidigital number, since it uses as much as digits as its factorization.

2213245445077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1881600, while the sum is 46.

The spelling of 2213245445077 in words is "two trillion, two hundred thirteen billion, two hundred forty-five million, four hundred forty-five thousand, seventy-seven".