321112031201113 has 4 divisors (see below), whose sum is σ = 321137014644388. Its totient is φ = 321087047757840.

The previous prime is 321112031201111. The next prime is 321112031201119. The reversal of 321112031201113 is 311102130211123.

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 24881221419664 + 296230809781449 = 4988108^2 + 17211357^2 .

It is a cyclic number.

It is not a de Polignac number, because 321112031201113 - 2¹ = 321112031201111 is a prime.

It is a super-2 number, since 2×321112031201113² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321112031201111) 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, 12491702358 + ... + 12491728063.

It is an arithmetic number, because the mean of its divisors is an integer number (80284253661097).

Almost surely, 2^{321112031201113} is an apocalyptic number.

It is an amenable number.

321112031201113 is a deficient number, since it is larger than the sum of its proper divisors (24983443275).

321112031201113 is a wasteful number, since it uses less digits than its factorization.

321112031201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24983443274.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 321112031201113 its reverse (311102130211123), we get a palindrome (632214161412236).

The spelling of 321112031201113 in words is "three hundred twenty-one trillion, one hundred twelve billion, thirty-one million, two hundred one thousand, one hundred thirteen".