2100221133300 has 144 divisors (see below), whose sum is σ = 6752638845120. Its totient is φ = 559991214720.

The previous prime is 2100221133289. The next prime is 2100221133301. The reversal of 2100221133300 is 33311220012.

2100221133300 is a `hidden beast` number, since 2 + 10 + 0 + 221 + 133 + 300 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100221133301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24681427 + ... + 24766373.

Almost surely, 2^{2100221133300} is an apocalyptic number.

2100221133300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100221133300 is an abundant number, since it is smaller than the sum of its proper divisors (4652417711820).

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

2100221133300 is a wasteful number, since it uses less digits than its factorization.

2100221133300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94127 (or 94114 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2100221133300 its reverse (33311220012), we get a palindrome (2133532353312).

The spelling of 2100221133300 in words is "two trillion, one hundred billion, two hundred twenty-one million, one hundred thirty-three thousand, three hundred".