22103209253 has 2 divisors, whose sum is σ = 22103209254. Its totient is φ = 22103209252.

The previous prime is 22103209229. The next prime is 22103209267. The reversal of 22103209253 is 35290230122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11934907009 + 10168302244 = 109247^2 + 100838^2 .

It is a cyclic number.

It is not a de Polignac number, because 22103209253 - 2⁸ = 22103208997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22103209213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051604626 + 11051604627.

It is an arithmetic number, because the mean of its divisors is an integer number (11051604627).

Almost surely, 2^22103209253 is an apocalyptic number.

It is an amenable number.

22103209253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22103209253 is an equidigital number, since it uses as much as digits as its factorization.

22103209253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 22103209253 its reverse (35290230122), we get a palindrome (57393439375).

The spelling of 22103209253 in words is "twenty-two billion, one hundred three million, two hundred nine thousand, two hundred fifty-three".