2213202044453 has 2 divisors, whose sum is σ = 2213202044454. Its totient is φ = 2213202044452.

The previous prime is 2213202044419. The next prime is 2213202044477. The reversal of 2213202044453 is 3544402023122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1836030420004 + 377171624449 = 1355002^2 + 614143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2213202044453 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213202044653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106601022226 + 1106601022227.

It is an arithmetic number, because the mean of its divisors is an integer number (1106601022227).

Almost surely, 2^{2213202044453} is an apocalyptic number.

It is an amenable number.

2213202044453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213202044453 is an equidigital number, since it uses as much as digits as its factorization.

2213202044453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 2213202044453 its reverse (3544402023122), we get a palindrome (5757604067575).

The spelling of 2213202044453 in words is "two trillion, two hundred thirteen billion, two hundred two million, forty-four thousand, four hundred fifty-three".