20321066333043 has 128 divisors (see below), whose sum is σ = 35228569559040. Its totient is φ = 11335751884800.

The previous prime is 20321066332997. The next prime is 20321066333047. The reversal of 20321066333043 is 34033366012302.

20321066333043 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 10 + 6 + 633 + 3 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 20321066333043 - 2¹⁰ = 20321066332019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20321066332989 and 20321066333007.

It is not an unprimeable number, because it can be changed into a prime (20321066333047) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7254931243 + ... + 7254934043.

It is an arithmetic number, because the mean of its divisors is an integer number (275223199680).

Almost surely, 2^{20321066333043} is an apocalyptic number.

20321066333043 is a deficient number, since it is larger than the sum of its proper divisors (14907503225997).

20321066333043 is a wasteful number, since it uses less digits than its factorization.

20321066333043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674 (or 4668 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

The spelling of 20321066333043 in words is "twenty trillion, three hundred twenty-one billion, sixty-six million, three hundred thirty-three thousand, forty-three".