21322130213310 has 64 divisors (see below), whose sum is σ = 51200367183360. Its totient is φ = 5682873956480.

The previous prime is 21322130213177. The next prime is 21322130213327. The reversal of 21322130213310 is 1331203122312.

It is a super-2 number, since 2×21322130213310² (a number of 27 digits) contains 22 as substring.

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, 462887680 + ... + 462933740.

It is an arithmetic number, because the mean of its divisors is an integer number (800005737240).

Almost surely, 2^{21322130213310} is an apocalyptic number.

21322130213310 is an abundant number, since it is smaller than the sum of its proper divisors (29878236970050).

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

21322130213310 is a wasteful number, since it uses less digits than its factorization.

21322130213310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53953.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21322130213310 its reverse (1331203122312), we get a palindrome (22653333335622).

The spelling of 21322130213310 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred thirty million, two hundred thirteen thousand, three hundred ten".