2102522520000 has 1120 divisors, whose sum is σ = 8450415001600. Its totient is φ = 450510336000.

The previous prime is 2102522519957. The next prime is 2102522520013. The reversal of 2102522520000 is 252252012.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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 159 ways as a sum of consecutive naturals, for example, 1643879361 + ... + 1643880639.

Almost surely, 2^{2102522520000} is an apocalyptic number.

2102522520000 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 2102522520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4225207500800).

2102522520000 is an abundant number, since it is smaller than the sum of its proper divisors (6347892481600).

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

2102522520000 is a wasteful number, since it uses less digits than its factorization.

2102522520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443 (or 1418 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

Adding to 2102522520000 its reverse (252252012), we get a palindrome (2102774772012).

The spelling of 2102522520000 in words is "two trillion, one hundred two billion, five hundred twenty-two million, five hundred twenty thousand".