2100210320000 has 480 divisors, whose sum is σ = 5845253420160. Its totient is φ = 750297600000.

The previous prime is 2100210319981. The next prime is 2100210320009. The reversal of 2100210320000 is 230120012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100210320009) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 419117495 + ... + 419122505.

It is an arithmetic number, because the mean of its divisors is an integer number (12177611292).

Almost surely, 2^{2100210320000} is an apocalyptic number.

2100210320000 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 2100210320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2922626710080).

2100210320000 is an abundant number, since it is smaller than the sum of its proper divisors (3745043100160).

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

2100210320000 is an equidigital number, since it uses as much as digits as its factorization.

2100210320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102 (or 5062 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 2100210320000 its reverse (230120012), we get a palindrome (2100440440012).

The spelling of 2100210320000 in words is "two trillion, one hundred billion, two hundred ten million, three hundred twenty thousand".