21413441130 has 128 divisors (see below), whose sum is σ = 52939008000. Its totient is φ = 5541801984.

The previous prime is 21413441099. The next prime is 21413441141. The reversal of 21413441130 is 3114431412.

It is a super-2 number, since 2×21413441130² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21413441130.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44704231 + ... + 44704709.

It is an arithmetic number, because the mean of its divisors is an integer number (413586000).

Almost surely, 2^21413441130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21413441130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26469504000).

21413441130 is an abundant number, since it is smaller than the sum of its proper divisors (31525566870).

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

21413441130 is a wasteful number, since it uses less digits than its factorization.

21413441130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 21413441130 its reverse (3114431412), we get a palindrome (24527872542).

The spelling of 21413441130 in words is "twenty-one billion, four hundred thirteen million, four hundred forty-one thousand, one hundred thirty".