21442111300204 has 48 divisors (see below), whose sum is σ = 44363195785216. Its totient is φ = 8873833953600.

The previous prime is 21442111300201. The next prime is 21442111300217. The reversal of 21442111300204 is 40200311124412.

It is not an unprimeable number, because it can be changed into a prime (21442111300201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26275107 + ... + 27078874.

Almost surely, 2^{21442111300204} is an apocalyptic number.

It is an amenable number.

21442111300204 is an abundant number, since it is smaller than the sum of its proper divisors (22921084485012).

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

21442111300204 is a wasteful number, since it uses less digits than its factorization.

21442111300204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53354486 (or 53354484 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 21442111300204 its reverse (40200311124412), we get a palindrome (61642422424616).

The spelling of 21442111300204 in words is "twenty-one trillion, four hundred forty-two billion, one hundred eleven million, three hundred thousand, two hundred four".