321224042143131 has 8 divisors (see below), whose sum is σ = 450840760902720. Its totient is φ = 202878342406152.

The previous prime is 321224042143091. The next prime is 321224042143157. The reversal of 321224042143131 is 131341240422123.

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

It is not a de Polignac number, because 321224042143131 - 2²⁶ = 321223975034267 is a prime.

It is a super-2 number, since 2×321224042143131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321224042143092 and 321224042143101.

It is not an unprimeable number, because it can be changed into a prime (321224042143531) 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, 2817754755585 + ... + 2817754755698.

It is an arithmetic number, because the mean of its divisors is an integer number (56355095112840).

Almost surely, 2^{321224042143131} is an apocalyptic number.

321224042143131 is a deficient number, since it is larger than the sum of its proper divisors (129616718759589).

321224042143131 is a wasteful number, since it uses less digits than its factorization.

321224042143131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635509511305.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 321224042143131 its reverse (131341240422123), we get a palindrome (452565282565254).

The spelling of 321224042143131 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, forty-two million, one hundred forty-three thousand, one hundred thirty-one".