34531221303 has 12 divisors (see below), whose sum is σ = 49885664400. Its totient is φ = 23017475616.

The previous prime is 34531221299. The next prime is 34531221311. The reversal of 34531221303 is 30312213543.

34531221303 is a `hidden beast` number, since 3 + 45 + 312 + 2 + 1 + 303 = 666.

It is not a de Polignac number, because 34531221303 - 2² = 34531221299 is a prime.

It is a super-2 number, since 2×34531221303² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34531221343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211878 + ... + 337571.

It is an arithmetic number, because the mean of its divisors is an integer number (4157138700).

Almost surely, 2^34531221303 is an apocalyptic number.

34531221303 is a deficient number, since it is larger than the sum of its proper divisors (15354443097).

34531221303 is a wasteful number, since it uses less digits than its factorization.

34531221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556438 (or 556435 counting only the distinct ones).

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

Adding to 34531221303 its reverse (30312213543), we get a palindrome (64843434846).

The spelling of 34531221303 in words is "thirty-four billion, five hundred thirty-one million, two hundred twenty-one thousand, three hundred three".