21113103202332 has 96 divisors (see below), whose sum is σ = 52704164298240. Its totient is φ = 6554857021440.

The previous prime is 21113103202277. The next prime is 21113103202381. The reversal of 21113103202332 is 23320230131112.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 262328857 + ... + 262409327.

It is an arithmetic number, because the mean of its divisors is an integer number (549001711440).

Almost surely, 2^{21113103202332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21113103202332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26352082149120).

21113103202332 is an abundant number, since it is smaller than the sum of its proper divisors (31591061095908).

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

21113103202332 is a wasteful number, since it uses less digits than its factorization.

21113103202332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93851 (or 93849 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21113103202332 its reverse (23320230131112), we get a palindrome (44433333333444).

The spelling of 21113103202332 in words is "twenty-one trillion, one hundred thirteen billion, one hundred three million, two hundred two thousand, three hundred thirty-two".