352023642331 has 4 divisors (see below), whose sum is σ = 352024894672. Its totient is φ = 352022389992.

The previous prime is 352023642293. The next prime is 352023642353. The reversal of 352023642331 is 133246320253.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 133246320253 = 599 ⋅222447947.

It is a cyclic number.

It is not a de Polignac number, because 352023642331 - 2⁷ = 352023642203 is a prime.

It is a super-2 number, since 2×352023642331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352023642631) 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, 12841 + ... + 839173.

It is an arithmetic number, because the mean of its divisors is an integer number (88006223668).

Almost surely, 2^352023642331 is an apocalyptic number.

352023642331 is a deficient number, since it is larger than the sum of its proper divisors (1252341).

352023642331 is an equidigital number, since it uses as much as digits as its factorization.

352023642331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252340.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 352023642331 its reverse (133246320253), we get a palindrome (485269962584).

The spelling of 352023642331 in words is "three hundred fifty-two billion, twenty-three million, six hundred forty-two thousand, three hundred thirty-one".