2101100023300 has 72 divisors (see below), whose sum is σ = 4623027544800. Its totient is φ = 828714942720.

The previous prime is 2101100023261. The next prime is 2101100023417. The reversal of 2101100023300 is 33200011012.

It is a super-2 number, since 2×2101100023300² (a number of 25 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 30179931 + ... + 30249469.

It is an arithmetic number, because the mean of its divisors is an integer number (64208715900).

Almost surely, 2^{2101100023300} is an apocalyptic number.

2101100023300 is a gapful number since it is divisible by the number (20) 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 2101100023300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2311513772400).

2101100023300 is an abundant number, since it is smaller than the sum of its proper divisors (2521927521500).

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

2101100023300 is a wasteful number, since it uses less digits than its factorization.

2101100023300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73765 (or 73758 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 2101100023300 its reverse (33200011012), we get a palindrome (2134300034312).

The spelling of 2101100023300 in words is "two trillion, one hundred one billion, one hundred million, twenty-three thousand, three hundred".