2102102423300 has 108 divisors (see below), whose sum is σ = 5014720774308. Its totient is φ = 764283168000.

The previous prime is 2102102423287. The next prime is 2102102423327. The reversal of 2102102423300 is 33242012012.

It can be written as a sum of positive squares in 6 ways, for example, as 296647979716 + 1805454443584 = 544654^2 + 1343672^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 134217470 + ... + 134233130.

Almost surely, 2^{2102102423300} is an apocalyptic number.

2102102423300 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 2102102423300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2507360387154).

2102102423300 is an abundant number, since it is smaller than the sum of its proper divisors (2912618351008).

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

2102102423300 is a wasteful number, since it uses less digits than its factorization.

2102102423300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26790 (or 26772 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2102102423300 its reverse (33242012012), we get a palindrome (2135344435312).

The spelling of 2102102423300 in words is "two trillion, one hundred two billion, one hundred two million, four hundred twenty-three thousand, three hundred".