12210320013077 has 2 divisors, whose sum is σ = 12210320013078. Its totient is φ = 12210320013076.

The previous prime is 12210320013053. The next prime is 12210320013131. The reversal of 12210320013077 is 77031002301221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12048389424241 + 161930588836 = 3471079^2 + 402406^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210320013077 - 2³⁰ = 12209246271253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210320013377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105160006538 + 6105160006539.

It is an arithmetic number, because the mean of its divisors is an integer number (6105160006539).

Almost surely, 2^{12210320013077} is an apocalyptic number.

It is an amenable number.

12210320013077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210320013077 is an equidigital number, since it uses as much as digits as its factorization.

12210320013077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 12210320013077 its reverse (77031002301221), we get a palindrome (89241322314298).

The spelling of 12210320013077 in words is "twelve trillion, two hundred ten billion, three hundred twenty million, thirteen thousand, seventy-seven".