321123011113 has 16 divisors (see below), whose sum is σ = 340835088384. Its totient is φ = 301503121920.

The previous prime is 321123011057. The next prime is 321123011117. The reversal of 321123011113 is 311110321123.

It is not a de Polignac number, because 321123011113 - 2³³ = 312533076521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321123011117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13907368 + ... + 13930438.

It is an arithmetic number, because the mean of its divisors is an integer number (21302193024).

Almost surely, 2^321123011113 is an apocalyptic number.

It is an amenable number.

321123011113 is a deficient number, since it is larger than the sum of its proper divisors (19712077271).

321123011113 is a wasteful number, since it uses less digits than its factorization.

321123011113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25032.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 321123011113 its reverse (311110321123), we get a palindrome (632233332236).

The spelling of 321123011113 in words is "three hundred twenty-one billion, one hundred twenty-three million, eleven thousand, one hundred thirteen".