12213200312101 has 2 divisors, whose sum is σ = 12213200312102. Its totient is φ = 12213200312100.

The previous prime is 12213200312087. The next prime is 12213200312143. The reversal of 12213200312101 is 10121300231221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12017495823876 + 195704488225 = 3466626^2 + 442385^2 .

It is a cyclic number.

It is not a de Polignac number, because 12213200312101 - 2⁷ = 12213200311973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213200315101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106600156050 + 6106600156051.

It is an arithmetic number, because the mean of its divisors is an integer number (6106600156051).

Almost surely, 2^{12213200312101} is an apocalyptic number.

It is an amenable number.

12213200312101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213200312101 is an equidigital number, since it uses as much as digits as its factorization.

12213200312101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12213200312101 its reverse (10121300231221), we get a palindrome (22334500543322).

The spelling of 12213200312101 in words is "twelve trillion, two hundred thirteen billion, two hundred million, three hundred twelve thousand, one hundred one".