104221352532 has 144 divisors (see below), whose sum is σ = 283674061440. Its totient is φ = 29656197120.

The previous prime is 104221352509. The next prime is 104221352561. The reversal of 104221352532 is 235253122401.

It is a super-2 number, since 2×104221352532² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104221352532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11275969 + ... + 11285207.

It is an arithmetic number, because the mean of its divisors is an integer number (1969958760).

Almost surely, 2^104221352532 is an apocalyptic number.

104221352532 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 104221352532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141837030720).

104221352532 is an abundant number, since it is smaller than the sum of its proper divisors (179452708908).

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

104221352532 is a wasteful number, since it uses less digits than its factorization.

104221352532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742 (or 9729 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 104221352532 its reverse (235253122401), we get a palindrome (339474474933).

The spelling of 104221352532 in words is "one hundred four billion, two hundred twenty-one million, three hundred fifty-two thousand, five hundred thirty-two".