323212102112131 has 4 divisors (see below), whose sum is σ = 323212152099600. Its totient is φ = 323212052124664.

The previous prime is 323212102112129. The next prime is 323212102112149. The reversal of 323212102112131 is 131211201212323.

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 323212102112131 - 2¹ = 323212102112129 is a prime.

It is a super-2 number, since 2×323212102112131² (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 = 323212102112096 and 323212102112105.

It is not an unprimeable number, because it can be changed into a prime (323212102112111) 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, 13547671 + ... + 28809088.

It is an arithmetic number, because the mean of its divisors is an integer number (80803038024900).

Almost surely, 2^{323212102112131} is an apocalyptic number.

323212102112131 is a deficient number, since it is larger than the sum of its proper divisors (49987469).

323212102112131 is an equidigital number, since it uses as much as digits as its factorization.

323212102112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49987468.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 323212102112131 its reverse (131211201212323), we get a palindrome (454423303324454).

The spelling of 323212102112131 in words is "three hundred twenty-three trillion, two hundred twelve billion, one hundred two million, one hundred twelve thousand, one hundred thirty-one".