2101436220800 has 96 divisors (see below), whose sum is σ = 5932804822320. Its totient is φ = 720492410880.

The previous prime is 2101436220733. The next prime is 2101436220847. The reversal of 2101436220800 is 80226341012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46884659 + ... + 46929458.

Almost surely, 2^{2101436220800} is an apocalyptic number.

2101436220800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101436220800 is an abundant number, since it is smaller than the sum of its proper divisors (3831368601520).

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

2101436220800 is an equidigital number, since it uses as much as digits as its factorization.

2101436220800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93814148 (or 93814131 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 2101436220800 in words is "two trillion, one hundred one billion, four hundred thirty-six million, two hundred twenty thousand, eight hundred".