320112211003 has 16 divisors (see below), whose sum is σ = 366313885056. Its totient is φ = 277116779520.

The previous prime is 320112210997. The next prime is 320112211021. The reversal of 320112211003 is 300112211023.

It is a cyclic number.

It is not a de Polignac number, because 320112211003 - 2²⁵ = 320078656571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320112211303) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 2515251 + ... + 2639452.

It is an arithmetic number, because the mean of its divisors is an integer number (22894617816).

Almost surely, 2^320112211003 is an apocalyptic number.

320112211003 is a deficient number, since it is larger than the sum of its proper divisors (46201674053).

320112211003 is a wasteful number, since it uses less digits than its factorization.

320112211003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5155014.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 320112211003 its reverse (300112211023), we get a palindrome (620224422026).

The spelling of 320112211003 in words is "three hundred twenty billion, one hundred twelve million, two hundred eleven thousand, three".