13222331100 has 216 divisors, whose sum is σ = 46435600848. Its totient is φ = 3118694400.

The previous prime is 13222331047. The next prime is 13222331107. The reversal of 13222331100 is 113322231.

13222331100 is a `hidden beast` number, since 1 + 322 + 2 + 331 + 10 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13222331107) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 348252 + ... + 384348.

Almost surely, 2^13222331100 is an apocalyptic number.

13222331100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13222331100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23217800424).

13222331100 is an abundant number, since it is smaller than the sum of its proper divisors (33213269748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13222331100 is a wasteful number, since it uses less digits than its factorization.

13222331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36165 (or 36155 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13222331100 its reverse (113322231), we get a palindrome (13335653331).

The spelling of 13222331100 in words is "thirteen billion, two hundred twenty-two million, three hundred thirty-one thousand, one hundred".