13233322155 has 32 divisors (see below), whose sum is σ = 22965622848. Its totient is φ = 6480588800.

The previous prime is 13233322133. The next prime is 13233322171. The reversal of 13233322155 is 55122333231.

It is a happy number.

It is not a de Polignac number, because 13233322155 - 2⁹ = 13233321643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 622416 + ... + 643325.

It is an arithmetic number, because the mean of its divisors is an integer number (717675714).

Almost surely, 2^13233322155 is an apocalyptic number.

13233322155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13233322155 is a deficient number, since it is larger than the sum of its proper divisors (9732300693).

13233322155 is a wasteful number, since it uses less digits than its factorization.

13233322155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265807.

The product of its digits is 16200, while the sum is 30.

Adding to 13233322155 its reverse (55122333231), we get a palindrome (68355655386).

The spelling of 13233322155 in words is "thirteen billion, two hundred thirty-three million, three hundred twenty-two thousand, one hundred fifty-five".