353123355223 has 4 divisors (see below), whose sum is σ = 353193271848. Its totient is φ = 353053438600.

The previous prime is 353123355197. The next prime is 353123355251. The reversal of 353123355223 is 322553321353.

It is a happy number.

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 353123355223 - 2⁵ = 353123355191 is a prime.

It is a super-2 number, since 2×353123355223² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353123355323) 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, 34950736 + ... + 34960837.

It is an arithmetic number, because the mean of its divisors is an integer number (88298317962).

Almost surely, 2^353123355223 is an apocalyptic number.

353123355223 is a deficient number, since it is larger than the sum of its proper divisors (69916625).

353123355223 is an equidigital number, since it uses as much as digits as its factorization.

353123355223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69916624.

The product of its digits is 243000, while the sum is 37.

Adding to 353123355223 its reverse (322553321353), we get a palindrome (675676676576).

The spelling of 353123355223 in words is "three hundred fifty-three billion, one hundred twenty-three million, three hundred fifty-five thousand, two hundred twenty-three".