21130103321332 has 24 divisors (see below), whose sum is σ = 40415833301760. Its totient is φ = 9622817450880.

The previous prime is 21130103321287. The next prime is 21130103321351. The reversal of 21130103321332 is 23312330103112.

It is a junction number, because it is equal to n+sod(n) for n = 21130103321297 and 21130103321306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5011881982 + ... + 5011886197.

It is an arithmetic number, because the mean of its divisors is an integer number (1683993054240).

Almost surely, 2^{21130103321332} is an apocalyptic number.

It is an amenable number.

21130103321332 is a deficient number, since it is larger than the sum of its proper divisors (19285729980428).

21130103321332 is a wasteful number, since it uses less digits than its factorization.

21130103321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10023768231 (or 10023768229 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 21130103321332 its reverse (23312330103112), we get a palindrome (44442433424444).

The spelling of 21130103321332 in words is "twenty-one trillion, one hundred thirty billion, one hundred three million, three hundred twenty-one thousand, three hundred thirty-two".