21201444001114 has 16 divisors (see below), whose sum is σ = 34287273008352. Its totient is φ = 9774199976688.

The previous prime is 21201444001099. The next prime is 21201444001123. The reversal of 21201444001114 is 41110044410212.

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, 461721184 + ... + 461767099.

It is an arithmetic number, because the mean of its divisors is an integer number (2142954563022).

Almost surely, 2^{21201444001114} is an apocalyptic number.

21201444001114 is a deficient number, since it is larger than the sum of its proper divisors (13085829007238).

21201444001114 is a wasteful number, since it uses less digits than its factorization.

21201444001114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923489181.

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 21201444001114 its reverse (41110044410212), we get a palindrome (62311488411326).

The spelling of 21201444001114 in words is "twenty-one trillion, two hundred one billion, four hundred forty-four million, one thousand, one hundred fourteen".