2013200021100 has 72 divisors (see below), whose sum is σ = 6078113475840. Its totient is φ = 513511887680.

The previous prime is 2013200021083. The next prime is 2013200021137. The reversal of 2013200021100 is 11200023102.

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

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, 145877160 + ... + 145890959.

It is an arithmetic number, because the mean of its divisors is an integer number (84418242720).

Almost surely, 2^{2013200021100} is an apocalyptic number.

2013200021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013200021100 is an abundant number, since it is smaller than the sum of its proper divisors (4064913454740).

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

2013200021100 is a wasteful number, since it uses less digits than its factorization.

2013200021100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291768159 (or 291768152 counting only the distinct ones).

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

Adding to 2013200021100 its reverse (11200023102), we get a palindrome (2024400044202).

The spelling of 2013200021100 in words is "two trillion, thirteen billion, two hundred million, twenty-one thousand, one hundred".