12221221100003 has 2 divisors, whose sum is σ = 12221221100004. Its totient is φ = 12221221100002.

The previous prime is 12221221099993. The next prime is 12221221100063. The reversal of 12221221100003 is 30000112212221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12221221100003 - 2⁴ = 12221221099987 is a prime.

It is not a weakly prime, because it can be changed into another prime (12221221100063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110610550001 + 6110610550002.

It is an arithmetic number, because the mean of its divisors is an integer number (6110610550002).

Almost surely, 2^{12221221100003} is an apocalyptic number.

12221221100003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221221100003 is an equidigital number, since it uses as much as digits as its factorization.

12221221100003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12221221100003 its reverse (30000112212221), we get a palindrome (42221333312224).

The spelling of 12221221100003 in words is "twelve trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred thousand, three".