22051822453 has 2 divisors, whose sum is σ = 22051822454. Its totient is φ = 22051822452.

The previous prime is 22051822451. The next prime is 22051822531. The reversal of 22051822453 is 35422815022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13610255569 + 8441566884 = 116663^2 + 91878^2 .

It is a cyclic number.

It is not a de Polignac number, because 22051822453 - 2¹ = 22051822451 is a prime.

Together with 22051822451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22051822451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11025911226 + 11025911227.

It is an arithmetic number, because the mean of its divisors is an integer number (11025911227).

Almost surely, 2^22051822453 is an apocalyptic number.

It is an amenable number.

22051822453 is a deficient number, since it is larger than the sum of its proper divisors (1).

22051822453 is an equidigital number, since it uses as much as digits as its factorization.

22051822453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 22051822453 in words is "twenty-two billion, fifty-one million, eight hundred twenty-two thousand, four hundred fifty-three".