12122253523503 has 12 divisors (see below), whose sum is σ = 17566957335928. Its totient is φ = 8055178235280.

The previous prime is 12122253523469. The next prime is 12122253523571. The reversal of 12122253523503 is 30532535222121.

12122253523503 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 2 + 253 + 52 + 350 + 3 = 666.

It is not a de Polignac number, because 12122253523503 - 2⁹ = 12122253522991 is a prime.

It is a super-3 number, since 3×12122253523503³ (a number of 40 digits) contains 333 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 (12122253523103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2193673228 + ... + 2193678753.

Almost surely, 2^{12122253523503} is an apocalyptic number.

12122253523503 is a deficient number, since it is larger than the sum of its proper divisors (5444703812425).

12122253523503 is a wasteful number, since it uses less digits than its factorization.

12122253523503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4387352294 (or 4387352291 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 12122253523503 its reverse (30532535222121), we get a palindrome (42654788745624).

The spelling of 12122253523503 in words is "twelve trillion, one hundred twenty-two billion, two hundred fifty-three million, five hundred twenty-three thousand, five hundred three".