353123023223 has 4 divisors (see below), whose sum is σ = 353124729480. Its totient is φ = 353121316968.

The previous prime is 353123023213. The next prime is 353123023247. The reversal of 353123023223 is 322320321353.

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 353123023223 - 2²⁴ = 353106246007 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 (353123023213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491633 + ... + 973626.

It is an arithmetic number, because the mean of its divisors is an integer number (88281182370).

Almost surely, 2^353123023223 is an apocalyptic number.

353123023223 is a deficient number, since it is larger than the sum of its proper divisors (1706257).

353123023223 is a wasteful number, since it uses less digits than its factorization.

353123023223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706256.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 353123023223 its reverse (322320321353), we get a palindrome (675443344576).

The spelling of 353123023223 in words is "three hundred fifty-three billion, one hundred twenty-three million, twenty-three thousand, two hundred twenty-three".