83121613303335 has 32 divisors (see below), whose sum is σ = 133150072707072. Its totient is φ = 44279726238720.

The previous prime is 83121613303331. The next prime is 83121613303343. The reversal of 83121613303335 is 53330331612138.

It is not a de Polignac number, because 83121613303335 - 2² = 83121613303331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83121613303331) 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, 44065390 + ... + 45912980.

It is an arithmetic number, because the mean of its divisors is an integer number (4160939772096).

Almost surely, 2^{83121613303335} is an apocalyptic number.

83121613303335 is a deficient number, since it is larger than the sum of its proper divisors (50028459403737).

83121613303335 is a wasteful number, since it uses less digits than its factorization.

83121613303335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851103.

The product of its (nonzero) digits is 349920, while the sum is 42.

The spelling of 83121613303335 in words is "eighty-three trillion, one hundred twenty-one billion, six hundred thirteen million, three hundred three thousand, three hundred thirty-five".