320011130042243 has 8 divisors (see below), whose sum is σ = 333924881660448. Its totient is φ = 306097397109504.

The previous prime is 320011130042239. The next prime is 320011130042251. The reversal of 320011130042243 is 342240031110023.

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 320011130042243 - 2² = 320011130042239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320011130041243) 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, 39020621 + ... + 46504097.

It is an arithmetic number, because the mean of its divisors is an integer number (41740610207556).

Almost surely, 2^{320011130042243} is an apocalyptic number.

320011130042243 is a deficient number, since it is larger than the sum of its proper divisors (13913751618205).

320011130042243 is a wasteful number, since it uses less digits than its factorization.

320011130042243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9342733.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 320011130042243 its reverse (342240031110023), we get a palindrome (662251161152266).

The spelling of 320011130042243 in words is "three hundred twenty trillion, eleven billion, one hundred thirty million, forty-two thousand, two hundred forty-three".