242320202023253 has 2 divisors, whose sum is σ = 242320202023254. Its totient is φ = 242320202023252.

The previous prime is 242320202023241. The next prime is 242320202023313. The reversal of 242320202023253 is 352320202023242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129272761353124 + 113047440670129 = 11369818^2 + 10632377^2 .

It is a cyclic number.

It is not a de Polignac number, because 242320202023253 - 2¹⁰ = 242320202022229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242320202023223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121160101011626 + 121160101011627.

It is an arithmetic number, because the mean of its divisors is an integer number (121160101011627).

Almost surely, 2^{242320202023253} is an apocalyptic number.

It is an amenable number.

242320202023253 is a deficient number, since it is larger than the sum of its proper divisors (1).

242320202023253 is an equidigital number, since it uses as much as digits as its factorization.

242320202023253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 242320202023253 its reverse (352320202023242), we get a palindrome (594640404046495).

The spelling of 242320202023253 in words is "two hundred forty-two trillion, three hundred twenty billion, two hundred two million, twenty-three thousand, two hundred fifty-three".