21134300424030 has 192 divisors, whose sum is σ = 58553308719360. Its totient is φ = 5270413298688.

The previous prime is 21134300424019. The next prime is 21134300424247. The reversal of 21134300424030 is 3042400343112.

21134300424030 is a `hidden beast` number, since 2 + 113 + 4 + 300 + 4 + 240 + 3 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 21134300423985 and 21134300424003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1291582629 + ... + 1291598991.

It is an arithmetic number, because the mean of its divisors is an integer number (304965149580).

Almost surely, 2^{21134300424030} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21134300424030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29276654359680).

21134300424030 is an abundant number, since it is smaller than the sum of its proper divisors (37419008295330).

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

21134300424030 is a wasteful number, since it uses less digits than its factorization.

21134300424030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21735 (or 21732 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 21134300424030 its reverse (3042400343112), we get a palindrome (24176700767142).

The spelling of 21134300424030 in words is "twenty-one trillion, one hundred thirty-four billion, three hundred million, four hundred twenty-four thousand, thirty".