2102100203000 has 512 divisors, whose sum is σ = 6127711948800. Its totient is φ = 659273472000.

The previous prime is 2102100202999. The next prime is 2102100203009. The reversal of 2102100203000 is 3020012012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102100203009) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 351460010 + ... + 351465990.

It is an arithmetic number, because the mean of its divisors is an integer number (11968187400).

Almost surely, 2^{2102100203000} is an apocalyptic number.

2102100203000 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 2102100203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3063855974400).

2102100203000 is an abundant number, since it is smaller than the sum of its proper divisors (4025611745800).

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

2102100203000 is a wasteful number, since it uses less digits than its factorization.

2102100203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6128 (or 6114 counting only the distinct ones).

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

Adding to 2102100203000 its reverse (3020012012), we get a palindrome (2105120215012).

The spelling of 2102100203000 in words is "two trillion, one hundred two billion, one hundred million, two hundred three thousand".