222512636453 has 2 divisors, whose sum is σ = 222512636454. Its totient is φ = 222512636452.

The previous prime is 222512636449. The next prime is 222512636483. The reversal of 222512636453 is 354636215222.

222512636453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189749102404 + 32763534049 = 435602^2 + 181007^2 .

It is a cyclic number.

It is not a de Polignac number, because 222512636453 - 2² = 222512636449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222512636453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222512636483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111256318226 + 111256318227.

It is an arithmetic number, because the mean of its divisors is an integer number (111256318227).

Almost surely, 2^222512636453 is an apocalyptic number.

It is an amenable number.

222512636453 is a deficient number, since it is larger than the sum of its proper divisors (1).

222512636453 is an equidigital number, since it uses as much as digits as its factorization.

222512636453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 41.

The spelling of 222512636453 in words is "two hundred twenty-two billion, five hundred twelve million, six hundred thirty-six thousand, four hundred fifty-three".