13224423100 has 72 divisors (see below), whose sum is σ = 32820899328. Its totient is φ = 4530724800.

The previous prime is 13224423077. The next prime is 13224423133. The reversal of 13224423100 is 132442231.

It is a super-2 number, since 2×13224423100² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1051449 + ... + 1063951.

It is an arithmetic number, because the mean of its divisors is an integer number (455845824).

Almost surely, 2^13224423100 is an apocalyptic number.

13224423100 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 13224423100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16410449664).

13224423100 is an abundant number, since it is smaller than the sum of its proper divisors (19596476228).

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

13224423100 is a wasteful number, since it uses less digits than its factorization.

13224423100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14035 (or 14028 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13224423100 its reverse (132442231), we get a palindrome (13356865331).

The spelling of 13224423100 in words is "thirteen billion, two hundred twenty-four million, four hundred twenty-three thousand, one hundred".