21132320000322 has 64 divisors (see below), whose sum is σ = 45419356800000. Its totient is φ = 6534329600448.

The previous prime is 21132320000279. The next prime is 21132320000371. The reversal of 21132320000322 is 22300002323112.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 489622 + ... + 6519537.

It is an arithmetic number, because the mean of its divisors is an integer number (709677450000).

Almost surely, 2^{21132320000322} is an apocalyptic number.

21132320000322 is an abundant number, since it is smaller than the sum of its proper divisors (24287036799678).

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

21132320000322 is a wasteful number, since it uses less digits than its factorization.

21132320000322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009735.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21132320000322 its reverse (22300002323112), we get a palindrome (43432322323434).

The spelling of 21132320000322 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred twenty million, three hundred twenty-two", and thus it is an aban number.