321113021131 has 8 divisors (see below), whose sum is σ = 388573740000. Its totient is φ = 259049159808.

The previous prime is 321113021129. The next prime is 321113021167. The reversal of 321113021131 is 131120311123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321113021131 - 2¹ = 321113021129 is a prime.

It is a super-3 number, since 3×321113021131³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321113021099 and 321113021108.

It is not an unprimeable number, because it can be changed into a prime (321113021101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1349214256 + ... + 1349214493.

It is an arithmetic number, because the mean of its divisors is an integer number (48571717500).

Almost surely, 2^321113021131 is an apocalyptic number.

321113021131 is a deficient number, since it is larger than the sum of its proper divisors (67460718869).

321113021131 is a wasteful number, since it uses less digits than its factorization.

321113021131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698428773.

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

Adding to 321113021131 its reverse (131120311123), we get a palindrome (452233332254).

The spelling of 321113021131 in words is "three hundred twenty-one billion, one hundred thirteen million, twenty-one thousand, one hundred thirty-one".