320233311103121 has 4 divisors (see below), whose sum is σ = 344866642726452. Its totient is φ = 295599979479792.

The previous prime is 320233311103037. The next prime is 320233311103159. The reversal of 320233311103121 is 121301113332023.

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

It can be written as a sum of positive squares in 2 ways, for example, as 133426987123600 + 186806323979521 = 11551060^2 + 13667711^2 .

It is not a de Polignac number, because 320233311103121 - 2²² = 320233306908817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320233311103171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12316665811646 + ... + 12316665811671.

It is an arithmetic number, because the mean of its divisors is an integer number (86216660681613).

Almost surely, 2^{320233311103121} is an apocalyptic number.

It is an amenable number.

320233311103121 is a deficient number, since it is larger than the sum of its proper divisors (24633331623331).

320233311103121 is a wasteful number, since it uses less digits than its factorization.

320233311103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24633331623330.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 320233311103121 its reverse (121301113332023), we get a palindrome (441534424435144).

The spelling of 320233311103121 in words is "three hundred twenty trillion, two hundred thirty-three billion, three hundred eleven million, one hundred three thousand, one hundred twenty-one".