21080833461433 has 2 divisors, whose sum is σ = 21080833461434. Its totient is φ = 21080833461432.

The previous prime is 21080833461287. The next prime is 21080833461461. The reversal of 21080833461433 is 33416433808012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11161659582649 + 9919173878784 = 3340907^2 + 3149472^2 .

It is a cyclic number.

It is not a de Polignac number, because 21080833461433 - 2³⁷ = 20943394507961 is a prime.

It is not a weakly prime, because it can be changed into another prime (21080833411433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10540416730716 + 10540416730717.

It is an arithmetic number, because the mean of its divisors is an integer number (10540416730717).

Almost surely, 2^{21080833461433} is an apocalyptic number.

It is an amenable number.

21080833461433 is a deficient number, since it is larger than the sum of its proper divisors (1).

21080833461433 is an equidigital number, since it uses as much as digits as its factorization.

21080833461433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 21080833461433 in words is "twenty-one trillion, eighty billion, eight hundred thirty-three million, four hundred sixty-one thousand, four hundred thirty-three".