21332113201104 has 20 divisors (see below), whose sum is σ = 55107959102976. Its totient is φ = 7110704400352.

The previous prime is 21332113201103. The next prime is 21332113201127. The reversal of 21332113201104 is 40110231123312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21332113201103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222209512464 + ... + 222209512559.

Almost surely, 2^{21332113201104} is an apocalyptic number.

21332113201104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21332113201104 is an abundant number, since it is smaller than the sum of its proper divisors (33775845901872).

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

21332113201104 is a wasteful number, since it uses less digits than its factorization.

21332113201104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444419025034 (or 444419025028 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 21332113201104 its reverse (40110231123312), we get a palindrome (61442344324416).

The spelling of 21332113201104 in words is "twenty-one trillion, three hundred thirty-two billion, one hundred thirteen million, two hundred one thousand, one hundred four".