103525021332 has 144 divisors (see below), whose sum is σ = 280429793280. Its totient is φ = 32129697600.

The previous prime is 103525021319. The next prime is 103525021337. The reversal of 103525021332 is 233120525301.

It is a happy number.

103525021332 is a `hidden beast` number, since 1 + 0 + 3 + 525 + 0 + 2 + 133 + 2 = 666.

103525021332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 103525021296 and 103525021305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103525021337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4633107 + ... + 4655397.

It is an arithmetic number, because the mean of its divisors is an integer number (1947429120).

Almost surely, 2^103525021332 is an apocalyptic number.

103525021332 is a gapful number since it is divisible by the number (12) 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 103525021332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140214896640).

103525021332 is an abundant number, since it is smaller than the sum of its proper divisors (176904771948).

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

103525021332 is a wasteful number, since it uses less digits than its factorization.

103525021332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22474 (or 22469 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 103525021332 its reverse (233120525301), we get a palindrome (336645546633).

The spelling of 103525021332 in words is "one hundred three billion, five hundred twenty-five million, twenty-one thousand, three hundred thirty-two".