21330332310102 has 16 divisors (see below), whose sum is σ = 45170115480432. Its totient is φ = 6691868960000.

The previous prime is 21330332310101. The next prime is 21330332310109. The reversal of 21330332310102 is 20101323303312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21330332310101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104560452399 + ... + 104560452602.

It is an arithmetic number, because the mean of its divisors is an integer number (2823132217527).

Almost surely, 2^{21330332310102} is an apocalyptic number.

21330332310102 is an abundant number, since it is smaller than the sum of its proper divisors (23839783170330).

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

21330332310102 is a wasteful number, since it uses less digits than its factorization.

21330332310102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209120905023.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21330332310102 its reverse (20101323303312), we get a palindrome (41431655613414).

The spelling of 21330332310102 in words is "twenty-one trillion, three hundred thirty billion, three hundred thirty-two million, three hundred ten thousand, one hundred two".