242702222225 has 6 divisors (see below), whose sum is σ = 300950755590. Its totient is φ = 194161777760.

The previous prime is 242702222201. The next prime is 242702222237. The reversal of 242702222225 is 522222207242.

It can be written as a sum of positive squares in 3 ways, for example, as 72094398016 + 170607824209 = 268504^2 + 413047^2 .

It is not a de Polignac number, because 242702222225 - 2³⁴ = 225522353041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242702222191 and 242702222200.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4854044420 + ... + 4854044469.

It is an arithmetic number, because the mean of its divisors is an integer number (50158459265).

Almost surely, 2^242702222225 is an apocalyptic number.

242702222225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242702222225 is a deficient number, since it is larger than the sum of its proper divisors (58248533365).

242702222225 is an equidigital number, since it uses as much as digits as its factorization.

242702222225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9708088899 (or 9708088894 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 32.

Adding to 242702222225 its reverse (522222207242), we get a palindrome (764924429467).

The spelling of 242702222225 in words is "two hundred forty-two billion, seven hundred two million, two hundred twenty-two thousand, two hundred twenty-five".