12020045827 has 2 divisors, whose sum is σ = 12020045828. Its totient is φ = 12020045826.

The previous prime is 12020045819. The next prime is 12020045861. The reversal of 12020045827 is 72854002021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12020045827 - 2³ = 12020045819 is a prime.

It is a super-2 number, since 2×12020045827² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12020045897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010022913 + 6010022914.

It is an arithmetic number, because the mean of its divisors is an integer number (6010022914).

Almost surely, 2^12020045827 is an apocalyptic number.

12020045827 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020045827 is an equidigital number, since it uses as much as digits as its factorization.

12020045827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 31.

Adding to 12020045827 its reverse (72854002021), we get a palindrome (84874047848).

The spelling of 12020045827 in words is "twelve billion, twenty million, forty-five thousand, eight hundred twenty-seven".