13220101200 has 120 divisors (see below), whose sum is σ = 44577330400. Its totient is φ = 3339809280.

The previous prime is 13220101171. The next prime is 13220101217. The reversal of 13220101200 is 210102231.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 267115 + ... + 312714.

Almost surely, 2^13220101200 is an apocalyptic number.

13220101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220101200 is an abundant number, since it is smaller than the sum of its proper divisors (31357229200).

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

13220101200 is a wasteful number, since it uses less digits than its factorization.

13220101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579869 (or 579858 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 13220101200 its reverse (210102231), we get a palindrome (13430203431).

The spelling of 13220101200 in words is "thirteen billion, two hundred twenty million, one hundred one thousand, two hundred".