533251012121 has 2 divisors, whose sum is σ = 533251012122. Its totient is φ = 533251012120.

The previous prime is 533251012051. The next prime is 533251012141. The reversal of 533251012121 is 121210152335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 532724814400 + 526197721 = 729880^2 + 22939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-533251012121 is a prime.

It is not a weakly prime, because it can be changed into another prime (533251012141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266625506060 + 266625506061.

It is an arithmetic number, because the mean of its divisors is an integer number (266625506061).

Almost surely, 2^533251012121 is an apocalyptic number.

It is an amenable number.

533251012121 is a deficient number, since it is larger than the sum of its proper divisors (1).

533251012121 is an equidigital number, since it uses as much as digits as its factorization.

533251012121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 533251012121 its reverse (121210152335), we get a palindrome (654461164456).

The spelling of 533251012121 in words is "five hundred thirty-three billion, two hundred fifty-one million, twelve thousand, one hundred twenty-one".