21332044023312 has 80 divisors (see below), whose sum is σ = 60964305177600. Its totient is φ = 6373209897600.

The previous prime is 21332044023239. The next prime is 21332044023317.

It is a happy number.

21332044023312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×21332044023312² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21332044023312.

It is not an unprimeable number, because it can be changed into a prime (21332044023317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284480812 + ... + 284555787.

It is an arithmetic number, because the mean of its divisors is an integer number (762053814720).

Almost surely, 2^{21332044023312} is an apocalyptic number.

21332044023312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21332044023312 is an abundant number, since it is smaller than the sum of its proper divisors (39632261154288).

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

21332044023312 is a wasteful number, since it uses less digits than its factorization.

21332044023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569036692 (or 569036686 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

It can be divided in two parts, 2133204 and 4023312, that added together give a palindrome (6156516).

The spelling of 21332044023312 in words is "twenty-one trillion, three hundred thirty-two billion, forty-four million, twenty-three thousand, three hundred twelve".