12212445053 has 2 divisors, whose sum is σ = 12212445054. Its totient is φ = 12212445052.

The previous prime is 12212445041. The next prime is 12212445059. The reversal of 12212445053 is 35054421221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11652554809 + 559890244 = 107947^2 + 23662^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12212445053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12212445059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106222526 + 6106222527.

It is an arithmetic number, because the mean of its divisors is an integer number (6106222527).

Almost surely, 2^12212445053 is an apocalyptic number.

It is an amenable number.

12212445053 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212445053 is an equidigital number, since it uses as much as digits as its factorization.

12212445053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 12212445053 its reverse (35054421221), we get a palindrome (47266866274).

The spelling of 12212445053 in words is "twelve billion, two hundred twelve million, four hundred forty-five thousand, fifty-three".