82011121113 has 8 divisors (see below), whose sum is σ = 109445020000. Its totient is φ = 54625651488.

The previous prime is 82011121051. The next prime is 82011121139. The reversal of 82011121113 is 31112111028.

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

It is not a de Polignac number, because 82011121113 - 2⁸ = 82011120857 is a prime.

It is a super-2 number, since 2×82011121113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82011121113.

It is not an unprimeable number, because it can be changed into a prime (82011123113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12103363 + ... + 12110136.

It is an arithmetic number, because the mean of its divisors is an integer number (13680627500).

Almost surely, 2^82011121113 is an apocalyptic number.

It is an amenable number.

82011121113 is a deficient number, since it is larger than the sum of its proper divisors (27433898887).

82011121113 is a wasteful number, since it uses less digits than its factorization.

82011121113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24214631.

The product of its (nonzero) digits is 96, while the sum is 21.

The spelling of 82011121113 in words is "eighty-two billion, eleven million, one hundred twenty-one thousand, one hundred thirteen".