353112312123 has 24 divisors (see below), whose sum is σ = 514004078016. Its totient is φ = 233584182000.

The previous prime is 353112312121. The next prime is 353112312149. The reversal of 353112312123 is 321213211353.

353112312123 is a `hidden beast` number, since 3 + 531 + 1 + 2 + 3 + 1 + 2 + 123 = 666.

It is not a de Polignac number, because 353112312123 - 2¹ = 353112312121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (353112312121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19622536 + ... + 19640522.

It is an arithmetic number, because the mean of its divisors is an integer number (21416836584).

Almost surely, 2^353112312123 is an apocalyptic number.

353112312123 is a deficient number, since it is larger than the sum of its proper divisors (160891765893).

353112312123 is a wasteful number, since it uses less digits than its factorization.

353112312123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34775 (or 34772 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

Adding to 353112312123 its reverse (321213211353), we get a palindrome (674325523476).

The spelling of 353112312123 in words is "three hundred fifty-three billion, one hundred twelve million, three hundred twelve thousand, one hundred twenty-three".