12213534303 has 12 divisors (see below), whose sum is σ = 17662320520. Its totient is φ = 8132872176.

The previous prime is 12213534271. The next prime is 12213534317. The reversal of 12213534303 is 30343531221.

12213534303 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 353 + 4 + 303 = 666.

It is not a de Polignac number, because 12213534303 - 2⁵ = 12213534271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213534323) 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, 782176 + ... + 797637.

Almost surely, 2^12213534303 is an apocalyptic number.

12213534303 is a deficient number, since it is larger than the sum of its proper divisors (5448786217).

12213534303 is a wasteful number, since it uses less digits than its factorization.

12213534303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580678 (or 1580675 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The spelling of 12213534303 in words is "twelve billion, two hundred thirteen million, five hundred thirty-four thousand, three hundred three".