102522042500 has 60 divisors (see below), whose sum is σ = 224266158732. Its totient is φ = 40995840000.

The previous prime is 102522042439. The next prime is 102522042503. The reversal of 102522042500 is 5240225201.

It can be written as a sum of positive squares in 10 ways, for example, as 71275116676 + 31246925824 = 266974^2 + 176768^2 .

It is not an unprimeable number, because it can be changed into a prime (102522042503) 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 19 ways as a sum of consecutive naturals, for example, 13598732 + ... + 13606268.

Almost surely, 2^102522042500 is an apocalyptic number.

102522042500 is a gapful number since it is divisible by the number (10) 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 102522042500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112133079366).

102522042500 is an abundant number, since it is smaller than the sum of its proper divisors (121744116232).

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

102522042500 is an equidigital number, since it uses as much as digits as its factorization.

102522042500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13002 (or 12985 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 102522042500 its reverse (5240225201), we get a palindrome (107762267701).

The spelling of 102522042500 in words is "one hundred two billion, five hundred twenty-two million, forty-two thousand, five hundred".