242211531253253 has 2 divisors, whose sum is σ = 242211531253254. Its totient is φ = 242211531253252.

The previous prime is 242211531253213. The next prime is 242211531253273. The reversal of 242211531253253 is 352352135112242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204634655773249 + 37576875480004 = 14305057^2 + 6129998^2 .

It is a cyclic number.

It is not a de Polignac number, because 242211531253253 - 2³⁶ = 242142811776517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242211531253253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242211531253213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121105765626626 + 121105765626627.

It is an arithmetic number, because the mean of its divisors is an integer number (121105765626627).

Almost surely, 2^{242211531253253} is an apocalyptic number.

It is an amenable number.

242211531253253 is a deficient number, since it is larger than the sum of its proper divisors (1).

242211531253253 is an equidigital number, since it uses as much as digits as its factorization.

242211531253253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 41.

Adding to 242211531253253 its reverse (352352135112242), we get a palindrome (594563666365495).

The spelling of 242211531253253 in words is "two hundred forty-two trillion, two hundred eleven billion, five hundred thirty-one million, two hundred fifty-three thousand, two hundred fifty-three".