21442104110 has 32 divisors (see below), whose sum is σ = 44116401600. Its totient is φ = 7350423552.

The previous prime is 21442104091. The next prime is 21442104127. The reversal of 21442104110 is 1140124412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508142 + ... + 548718.

It is an arithmetic number, because the mean of its divisors is an integer number (1378637550).

Almost surely, 2^21442104110 is an apocalyptic number.

21442104110 is an abundant number, since it is smaller than the sum of its proper divisors (22674297490).

21442104110 is a wasteful number, since it uses less digits than its factorization.

21442104110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48140.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 21442104110 its reverse (1140124412), we get a palindrome (22582228522).

The spelling of 21442104110 in words is "twenty-one billion, four hundred forty-two million, one hundred four thousand, one hundred ten".