31224211232103 has 6 divisors (see below), whose sum is σ = 45101638446384. Its totient is φ = 20816140821396.

The previous prime is 31224211231999. The next prime is 31224211232111. The reversal of 31224211232103 is 30123211242213.

31224211232103 is a `hidden beast` number, since 3 + 1 + 2 + 2 + 421 + 1 + 23 + 210 + 3 = 666.

It is not a de Polignac number, because 31224211232103 - 2¹³ = 31224211223911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31224211232113) 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 5 ways as a sum of consecutive naturals, for example, 1734678401775 + ... + 1734678401792.

It is an arithmetic number, because the mean of its divisors is an integer number (7516939741064).

Almost surely, 2^{31224211232103} is an apocalyptic number.

31224211232103 is a deficient number, since it is larger than the sum of its proper divisors (13877427214281).

31224211232103 is a wasteful number, since it uses less digits than its factorization.

31224211232103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469356803573 (or 3469356803570 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 31224211232103 its reverse (30123211242213), we get a palindrome (61347422474316).

The spelling of 31224211232103 in words is "thirty-one trillion, two hundred twenty-four billion, two hundred eleven million, two hundred thirty-two thousand, one hundred three".