533021405220091 has 2 divisors, whose sum is σ = 533021405220092. Its totient is φ = 533021405220090.

The previous prime is 533021405220067. The next prime is 533021405220103. The reversal of 533021405220091 is 190022504120335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 533021405220091 - 2⁹ = 533021405219579 is a prime.

It is a super-2 number, since 2×533021405220091² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 533021405220091.

It is not a weakly prime, because it can be changed into another prime (533021405220191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266510702610045 + 266510702610046.

It is an arithmetic number, because the mean of its divisors is an integer number (266510702610046).

Almost surely, 2^{533021405220091} is an apocalyptic number.

533021405220091 is a deficient number, since it is larger than the sum of its proper divisors (1).

533021405220091 is an equidigital number, since it uses as much as digits as its factorization.

533021405220091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 533021405220091 in words is "five hundred thirty-three trillion, twenty-one billion, four hundred five million, two hundred twenty thousand, ninety-one".