320100111026 has 4 divisors (see below), whose sum is σ = 480150166542. Its totient is φ = 160050055512.

The previous prime is 320100111017. The next prime is 320100111119. The reversal of 320100111026 is 620111001023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 180561255625 + 139538855401 = 424925^2 + 373549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320100110995 and 320100111013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80025027755 + ... + 80025027758.

Almost surely, 2^320100111026 is an apocalyptic number.

320100111026 is a deficient number, since it is larger than the sum of its proper divisors (160050055516).

320100111026 is a wasteful number, since it uses less digits than its factorization.

320100111026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160050055515.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 320100111026 its reverse (620111001023), we get a palindrome (940211112049).

The spelling of 320100111026 in words is "three hundred twenty billion, one hundred million, one hundred eleven thousand, twenty-six".