21323311003302 has 64 divisors (see below), whose sum is σ = 54884969791488. Its totient is φ = 5359860324000.

The previous prime is 21323311003301. The next prime is 21323311003399. The reversal of 21323311003302 is 20330011332312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21323311003301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 744410724 + ... + 744439367.

It is an arithmetic number, because the mean of its divisors is an integer number (857577652992).

Almost surely, 2^{21323311003302} is an apocalyptic number.

21323311003302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21323311003302 is an abundant number, since it is smaller than the sum of its proper divisors (33561658788186).

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

21323311003302 is a wasteful number, since it uses less digits than its factorization.

21323311003302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488850145.

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

Adding to 21323311003302 its reverse (20330011332312), we get a palindrome (41653322335614).

The spelling of 21323311003302 in words is "twenty-one trillion, three hundred twenty-three billion, three hundred eleven million, three thousand, three hundred two".