12021001177433 has 2 divisors, whose sum is σ = 12021001177434. Its totient is φ = 12021001177432.

The previous prime is 12021001177373. The next prime is 12021001177439. The reversal of 12021001177433 is 33477110012021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11978223355849 + 42777821584 = 3460957^2 + 206828^2 .

It is a cyclic number.

It is not a de Polignac number, because 12021001177433 - 2¹⁴ = 12021001161049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12021001177433.

It is not a weakly prime, because it can be changed into another prime (12021001177439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010500588716 + 6010500588717.

It is an arithmetic number, because the mean of its divisors is an integer number (6010500588717).

Almost surely, 2^{12021001177433} is an apocalyptic number.

It is an amenable number.

12021001177433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021001177433 is an equidigital number, since it uses as much as digits as its factorization.

12021001177433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

Adding to 12021001177433 its reverse (33477110012021), we get a palindrome (45498111189454).

The spelling of 12021001177433 in words is "twelve trillion, twenty-one billion, one million, one hundred seventy-seven thousand, four hundred thirty-three".