12213203329849 has 2 divisors, whose sum is σ = 12213203329850. Its totient is φ = 12213203329848.

The previous prime is 12213203329843. The next prime is 12213203329961. The reversal of 12213203329849 is 94892330231221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12187046090025 + 26157239824 = 3490995^2 + 161732^2 .

It is a cyclic number.

It is not a de Polignac number, because 12213203329849 - 2³ = 12213203329841 is a prime.

It is not a weakly prime, because it can be changed into another prime (12213203329841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106601664924 + 6106601664925.

It is an arithmetic number, because the mean of its divisors is an integer number (6106601664925).

Almost surely, 2^{12213203329849} is an apocalyptic number.

It is an amenable number.

12213203329849 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213203329849 is an equidigital number, since it uses as much as digits as its factorization.

12213203329849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 12213203329849 in words is "twelve trillion, two hundred thirteen billion, two hundred three million, three hundred twenty-nine thousand, eight hundred forty-nine".