12122203312253 has 2 divisors, whose sum is σ = 12122203312254. Its totient is φ = 12122203312252.

The previous prime is 12122203312231. The next prime is 12122203312319. The reversal of 12122203312253 is 35221330222121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10459965550969 + 1662237761284 = 3234187^2 + 1289278^2 .

It is a cyclic number.

It is not a de Polignac number, because 12122203312253 - 2¹⁴ = 12122203295869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12122203312553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061101656126 + 6061101656127.

It is an arithmetic number, because the mean of its divisors is an integer number (6061101656127).

Almost surely, 2^{12122203312253} is an apocalyptic number.

It is an amenable number.

12122203312253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122203312253 is an equidigital number, since it uses as much as digits as its factorization.

12122203312253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 12122203312253 its reverse (35221330222121), we get a palindrome (47343533534374).

The spelling of 12122203312253 in words is "twelve trillion, one hundred twenty-two billion, two hundred three million, three hundred twelve thousand, two hundred fifty-three".