12222350541013 has 4 divisors (see below), whose sum is σ = 12222357788160. Its totient is φ = 12222343293868.

The previous prime is 12222350540987. The next prime is 12222350541053. The reversal of 12222350541013 is 31014505322221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12222350541013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222350541053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382506 + ... + 4958932.

It is an arithmetic number, because the mean of its divisors is an integer number (3055589447040).

Almost surely, 2^{12222350541013} is an apocalyptic number.

It is an amenable number.

12222350541013 is a deficient number, since it is larger than the sum of its proper divisors (7247147).

12222350541013 is an equidigital number, since it uses as much as digits as its factorization.

12222350541013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7247146.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 12222350541013 its reverse (31014505322221), we get a palindrome (43236855863234).

The spelling of 12222350541013 in words is "twelve trillion, two hundred twenty-two billion, three hundred fifty million, five hundred forty-one thousand, thirteen".