12220026365633 has 2 divisors, whose sum is σ = 12220026365634. Its totient is φ = 12220026365632.

The previous prime is 12220026365597. The next prime is 12220026365693. The reversal of 12220026365633 is 33656362002221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12214864230529 + 5162135104 = 3494977^2 + 71848^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220026365633 - 2²⁴ = 12220009588417 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220026365693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110013182816 + 6110013182817.

It is an arithmetic number, because the mean of its divisors is an integer number (6110013182817).

Almost surely, 2^{12220026365633} is an apocalyptic number.

It is an amenable number.

12220026365633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220026365633 is an equidigital number, since it uses as much as digits as its factorization.

12220026365633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 41.

Adding to 12220026365633 its reverse (33656362002221), we get a palindrome (45876388367854).

The spelling of 12220026365633 in words is "twelve trillion, two hundred twenty billion, twenty-six million, three hundred sixty-five thousand, six hundred thirty-three".