13321223234 has 24 divisors (see below), whose sum is σ = 22001800044. Its totient is φ = 6044544000.

The previous prime is 13321223231. The next prime is 13321223243. The reversal of 13321223234 is 43232212331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13125139225 + 196084009 = 114565^2 + 14003^2 .

It is a super-2 number, since 2×13321223234² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13321223231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91934 + ... + 187334.

Almost surely, 2^13321223234 is an apocalyptic number.

13321223234 is a deficient number, since it is larger than the sum of its proper divisors (8680576810).

13321223234 is a wasteful number, since it uses less digits than its factorization.

13321223234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96002 (or 95991 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

Adding to 13321223234 its reverse (43232212331), we get a palindrome (56553435565).

The spelling of 13321223234 in words is "thirteen billion, three hundred twenty-one million, two hundred twenty-three thousand, two hundred thirty-four".