13422100 has 36 divisors (see below), whose sum is σ = 29512000. Its totient is φ = 5297760.

The previous prime is 13422089. The next prime is 13422107. The reversal of 13422100 is 122431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13422107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7051 + ... + 8749.

Almost surely, 2^13422100 is an apocalyptic number.

13422100 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 13422100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14756000).

13422100 is an abundant number, since it is smaller than the sum of its proper divisors (16089900).

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

13422100 is a wasteful number, since it uses less digits than its factorization.

13422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 13422100 is about 3663.6184299132. The cubic root of 13422100 is about 237.6512794276.

Adding to 13422100 its reverse (122431), we get a palindrome (13544531).

The spelling of 13422100 in words is "thirteen million, four hundred twenty-two thousand, one hundred".