21144050210110 has 64 divisors (see below), whose sum is σ = 40252050316800. Its totient is φ = 7983811123200.

The previous prime is 21144050210029. The next prime is 21144050210117. The reversal of 21144050210110 is 1101205044112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21144050210117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76490626 + ... + 76766554.

It is an arithmetic number, because the mean of its divisors is an integer number (628938286200).

Almost surely, 2^{21144050210110} is an apocalyptic number.

21144050210110 is a deficient number, since it is larger than the sum of its proper divisors (19108000106690).

21144050210110 is a wasteful number, since it uses less digits than its factorization.

21144050210110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282037.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 21144050210110 its reverse (1101205044112), we get a palindrome (22245255254222).

The spelling of 21144050210110 in words is "twenty-one trillion, one hundred forty-four billion, fifty million, two hundred ten thousand, one hundred ten".