320011100242 has 4 divisors (see below), whose sum is σ = 480016650366. Its totient is φ = 160005550120.

The previous prime is 320011100221. The next prime is 320011100363. The reversal of 320011100242 is 242001110023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242001110023 = 346559 ⋅698297.

It can be written as a sum of positive squares in only one way, i.e., 299855903281 + 20155196961 = 547591^2 + 141969^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80002775059 + ... + 80002775062.

Almost surely, 2^320011100242 is an apocalyptic number.

320011100242 is a deficient number, since it is larger than the sum of its proper divisors (160005550124).

320011100242 is a wasteful number, since it uses less digits than its factorization.

320011100242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160005550123.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 320011100242 its reverse (242001110023), we get a palindrome (562012210265).

The spelling of 320011100242 in words is "three hundred twenty billion, eleven million, one hundred thousand, two hundred forty-two".