820031210282733 has 12 divisors (see below), whose sum is σ = 1098896903451648. Its totient is φ = 543940300209240.

The previous prime is 820031210282731. The next prime is 820031210282807. The reversal of 820031210282733 is 337282012130028.

It is not a de Polignac number, because 820031210282733 - 2¹ = 820031210282731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (820031210282731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3451103853 + ... + 3451341458.

It is an arithmetic number, because the mean of its divisors is an integer number (91574741954304).

Almost surely, 2^{820031210282733} is an apocalyptic number.

It is an amenable number.

820031210282733 is a deficient number, since it is larger than the sum of its proper divisors (278865693168915).

820031210282733 is an equidigital number, since it uses as much as digits as its factorization.

820031210282733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902445712 (or 6902445513 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 820031210282733 in words is "eight hundred twenty trillion, thirty-one billion, two hundred ten million, two hundred eighty-two thousand, seven hundred thirty-three".