12210121113103 has 2 divisors, whose sum is σ = 12210121113104. Its totient is φ = 12210121113102.

The previous prime is 12210121113053. The next prime is 12210121113109. The reversal of 12210121113103 is 30131112101221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210121113103 - 2³³ = 12201531178511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210121113109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105060556551 + 6105060556552.

It is an arithmetic number, because the mean of its divisors is an integer number (6105060556552).

Almost surely, 2^{12210121113103} is an apocalyptic number.

12210121113103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210121113103 is an equidigital number, since it uses as much as digits as its factorization.

12210121113103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12210121113103 its reverse (30131112101221), we get a palindrome (42341233214324).

The spelling of 12210121113103 in words is "twelve trillion, two hundred ten billion, one hundred twenty-one million, one hundred thirteen thousand, one hundred three".