323321012232131 has 4 divisors (see below), whose sum is σ = 323351164346952. Its totient is φ = 323290860117312.

The previous prime is 323321012232073. The next prime is 323321012232137. The reversal of 323321012232131 is 131232210123323.

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

It is a cyclic number.

It is not a de Polignac number, because 323321012232131 - 2¹⁸ = 323321011969987 is a prime.

It is a super-2 number, since 2×323321012232131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323321012232094 and 323321012232103.

It is not an unprimeable number, because it can be changed into a prime (323321012232137) 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, 15076041326 + ... + 15076062771.

It is an arithmetic number, because the mean of its divisors is an integer number (80837791086738).

Almost surely, 2^{323321012232131} is an apocalyptic number.

323321012232131 is a deficient number, since it is larger than the sum of its proper divisors (30152114821).

323321012232131 is a wasteful number, since it uses less digits than its factorization.

323321012232131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30152114820.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 323321012232131 its reverse (131232210123323), we get a palindrome (454553222355454).

The spelling of 323321012232131 in words is "three hundred twenty-three trillion, three hundred twenty-one billion, twelve million, two hundred thirty-two thousand, one hundred thirty-one".