12012233273 has 2 divisors, whose sum is σ = 12012233274. Its totient is φ = 12012233272.

The previous prime is 12012233267. The next prime is 12012233287. The reversal of 12012233273 is 37233221021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6549988624 + 5462244649 = 80932^2 + 73907^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012233273 - 2¹⁶ = 12012167737 is a prime.

It is not a weakly prime, because it can be changed into another prime (12012233573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006116636 + 6006116637.

It is an arithmetic number, because the mean of its divisors is an integer number (6006116637).

Almost surely, 2^12012233273 is an apocalyptic number.

It is an amenable number.

12012233273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012233273 is an equidigital number, since it uses as much as digits as its factorization.

12012233273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 12012233273 its reverse (37233221021), we get a palindrome (49245454294).

The spelling of 12012233273 in words is "twelve billion, twelve million, two hundred thirty-three thousand, two hundred seventy-three".