82320265172101 has 32 divisors (see below), whose sum is σ = 94559478330240. Its totient is φ = 70999820236800.

The previous prime is 82320265172099. The next prime is 82320265172147. The reversal of 82320265172101 is 10127156202328.

It is a cyclic number.

It is not a de Polignac number, because 82320265172101 - 2¹ = 82320265172099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82320265172191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12537591 + ... + 17939668.

It is an arithmetic number, because the mean of its divisors is an integer number (2954983697820).

Almost surely, 2^{82320265172101} is an apocalyptic number.

It is an amenable number.

82320265172101 is a deficient number, since it is larger than the sum of its proper divisors (12239213158139).

82320265172101 is a wasteful number, since it uses less digits than its factorization.

82320265172101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30477477.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 82320265172101 in words is "eighty-two trillion, three hundred twenty billion, two hundred sixty-five million, one hundred seventy-two thousand, one hundred one".