82321021245170 has 8 divisors (see below), whose sum is σ = 148177838241324. Its totient is φ = 32928408498064.

The previous prime is 82321021245107. The next prime is 82321021245193. The reversal of 82321021245170 is 7154212012328.

It can be written as a sum of positive squares in 2 ways, for example, as 78411396910441 + 3909624334729 = 8855021^2 + 1977277^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4116051062249 + ... + 4116051062268.

Almost surely, 2^{82321021245170} is an apocalyptic number.

82321021245170 is a deficient number, since it is larger than the sum of its proper divisors (65856816996154).

82321021245170 is a wasteful number, since it uses less digits than its factorization.

82321021245170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8232102124524.

The product of its (nonzero) digits is 53760, while the sum is 38.

Adding to 82321021245170 its reverse (7154212012328), we get a palindrome (89475233257498).

The spelling of 82321021245170 in words is "eighty-two trillion, three hundred twenty-one billion, twenty-one million, two hundred forty-five thousand, one hundred seventy".