82225081311231 has 8 divisors (see below), whose sum is σ = 109651411522224. Its totient is φ = 54807735987200.

The previous prime is 82225081311221. The next prime is 82225081311311. The reversal of 82225081311231 is 13211318052228.

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

It is a cyclic number.

It is not a de Polignac number, because 82225081311231 - 2⁹ = 82225081310719 is a prime.

It is a super-2 number, since 2×82225081311231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 82225081311231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82225081311221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2246200386 + ... + 2246236991.

It is an arithmetic number, because the mean of its divisors is an integer number (13706426440278).

Almost surely, 2^{82225081311231} is an apocalyptic number.

82225081311231 is a deficient number, since it is larger than the sum of its proper divisors (27426330210993).

82225081311231 is a wasteful number, since it uses less digits than its factorization.

82225081311231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492443481.

The product of its (nonzero) digits is 46080, while the sum is 39.

Adding to 82225081311231 its reverse (13211318052228), we get a palindrome (95436399363459).

The spelling of 82225081311231 in words is "eighty-two trillion, two hundred twenty-five billion, eighty-one million, three hundred eleven thousand, two hundred thirty-one".