21341325104 has 40 divisors (see below), whose sum is σ = 45177121872. Its totient is φ = 9685694720.

The previous prime is 21341325101. The next prime is 21341325163. The reversal of 21341325104 is 40152314312.

It is a happy number.

It is a super-2 number, since 2×21341325104² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21341325101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22082 + ... + 207774.

Almost surely, 2^21341325104 is an apocalyptic number.

It is an amenable number.

21341325104 is an abundant number, since it is smaller than the sum of its proper divisors (23835796768).

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

21341325104 is a wasteful number, since it uses less digits than its factorization.

21341325104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186365 (or 186359 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 21341325104 its reverse (40152314312), we get a palindrome (61493639416).

The spelling of 21341325104 in words is "twenty-one billion, three hundred forty-one million, three hundred twenty-five thousand, one hundred four".