12202647724849 has 2 divisors, whose sum is σ = 12202647724850. Its totient is φ = 12202647724848.

The previous prime is 12202647724793. The next prime is 12202647724853. The reversal of 12202647724849 is 94842774620221.

12202647724849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6943583364624 + 5259064360225 = 2635068^2 + 2293265^2 .

It is a cyclic number.

It is not a de Polignac number, because 12202647724849 - 2¹³ = 12202647716657 is a prime.

It is a super-2 number, since 2×12202647724849² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12202647724793 and 12202647724802.

It is not a weakly prime, because it can be changed into another prime (12202647724859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101323862424 + 6101323862425.

It is an arithmetic number, because the mean of its divisors is an integer number (6101323862425).

Almost surely, 2^{12202647724849} is an apocalyptic number.

It is an amenable number.

12202647724849 is a deficient number, since it is larger than the sum of its proper divisors (1).

12202647724849 is an equidigital number, since it uses as much as digits as its factorization.

12202647724849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21676032, while the sum is 58.

The spelling of 12202647724849 in words is "twelve trillion, two hundred two billion, six hundred forty-seven million, seven hundred twenty-four thousand, eight hundred forty-nine".