21331300014102 has 64 divisors (see below), whose sum is σ = 47026611346176. Its totient is φ = 6408956131200.

The previous prime is 21331300014097. The next prime is 21331300014151. The reversal of 21331300014102 is 20141000313312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10515477 + ... + 12378927.

It is an arithmetic number, because the mean of its divisors is an integer number (734790802284).

Almost surely, 2^{21331300014102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21331300014102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23513305673088).

21331300014102 is an abundant number, since it is smaller than the sum of its proper divisors (25695311332074).

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

21331300014102 is a wasteful number, since it uses less digits than its factorization.

21331300014102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866925.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21331300014102 its reverse (20141000313312), we get a palindrome (41472300327414).

The spelling of 21331300014102 in words is "twenty-one trillion, three hundred thirty-one billion, three hundred million, fourteen thousand, one hundred two".