323212121331101 has 4 divisors (see below), whose sum is σ = 323214336821532. Its totient is φ = 323209905840672.

The previous prime is 323212121331091. The next prime is 323212121331133. The reversal of 323212121331101 is 101133121212323.

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 109336091832100 + 213876029499001 = 10456390^2 + 14624501^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212121331101 - 2²⁶ = 323212054222237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323212121331301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107526370 + ... + 1107818163.

It is an arithmetic number, because the mean of its divisors is an integer number (80803584205383).

Almost surely, 2^{323212121331101} is an apocalyptic number.

It is an amenable number.

323212121331101 is a deficient number, since it is larger than the sum of its proper divisors (2215490431).

323212121331101 is a wasteful number, since it uses less digits than its factorization.

323212121331101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215490430.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 323212121331101 its reverse (101133121212323), we get a palindrome (424345242543424).

The spelling of 323212121331101 in words is "three hundred twenty-three trillion, two hundred twelve billion, one hundred twenty-one million, three hundred thirty-one thousand, one hundred one".