323120222031 has 8 divisors (see below), whose sum is σ = 430999096960. Its totient is φ = 215327414232.

The previous prime is 323120222017. The next prime is 323120222041. The reversal of 323120222031 is 130222021323.

It is a happy number.

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

It is not a de Polignac number, because 323120222031 - 2⁶ = 323120221967 is a prime.

It is a super-2 number, since 2×323120222031² (a number of 24 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 = 323120221989 and 323120222007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323120222041) 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, 21508021 + ... + 21523038.

It is an arithmetic number, because the mean of its divisors is an integer number (53874887120).

Almost surely, 2^323120222031 is an apocalyptic number.

323120222031 is a deficient number, since it is larger than the sum of its proper divisors (107878874929).

323120222031 is a wasteful number, since it uses less digits than its factorization.

323120222031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43033565.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 323120222031 its reverse (130222021323), we get a palindrome (453342243354).

The spelling of 323120222031 in words is "three hundred twenty-three billion, one hundred twenty million, two hundred twenty-two thousand, thirty-one".