21344033001012 has 24 divisors (see below), whose sum is σ = 52423940704800. Its totient is φ = 6740220947616.

The previous prime is 21344033000999. The next prime is 21344033001059. The reversal of 21344033001012 is 21010033044312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46807089687 + ... + 46807090142.

It is an arithmetic number, because the mean of its divisors is an integer number (2184330862700).

Almost surely, 2^{21344033001012} is an apocalyptic number.

It is an amenable number.

21344033001012 is an abundant number, since it is smaller than the sum of its proper divisors (31079907703788).

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

21344033001012 is a wasteful number, since it uses less digits than its factorization.

21344033001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93614179855 (or 93614179853 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21344033001012 its reverse (21010033044312), we get a palindrome (42354066045324).

The spelling of 21344033001012 in words is "twenty-one trillion, three hundred forty-four billion, thirty-three million, one thousand, twelve".