123354202214512 has 10 divisors (see below), whose sum is σ = 238998766790648. Its totient is φ = 61677101107248.

The previous prime is 123354202214447. The next prime is 123354202214533. The reversal of 123354202214512 is 215412202453321.

It is a super-3 number, since 3×123354202214512³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3854818819188 + ... + 3854818819219.

Almost surely, 2^{123354202214512} is an apocalyptic number.

It is an amenable number.

123354202214512 is a deficient number, since it is larger than the sum of its proper divisors (115644564576136).

123354202214512 is an equidigital number, since it uses as much as digits as its factorization.

123354202214512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7709637638415 (or 7709637638409 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 123354202214512 its reverse (215412202453321), we get a palindrome (338766404667833).

The spelling of 123354202214512 in words is "one hundred twenty-three trillion, three hundred fifty-four billion, two hundred two million, two hundred fourteen thousand, five hundred twelve".