2100134300000 has 144 divisors (see below), whose sum is σ = 5637786752304. Its totient is φ = 763684800000.

The previous prime is 2100134299987. The next prime is 2100134300003. The reversal of 2100134300000 is 34310012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100134300003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 145394 + ... + 2054606.

It is an arithmetic number, because the mean of its divisors is an integer number (39151296891).

Almost surely, 2^{2100134300000} is an apocalyptic number.

2100134300000 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 2100134300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2818893376152).

2100134300000 is an abundant number, since it is smaller than the sum of its proper divisors (3537652452304).

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

2100134300000 is an equidigital number, since it uses as much as digits as its factorization.

2100134300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909259 (or 1909231 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 2100134300000 its reverse (34310012), we get a palindrome (2100168610012).

The spelling of 2100134300000 in words is "two trillion, one hundred billion, one hundred thirty-four million, three hundred thousand".