21334110120 has 96 divisors (see below), whose sum is σ = 69353949600. Its totient is φ = 5687611776.

The previous prime is 21334110097. The next prime is 21334110143. The reversal of 21334110120 is 2101143312.

21334110120 is a `hidden beast` number, since 2 + 133 + 411 + 0 + 120 = 666.

It is an interprime number because it is at equal distance from previous prime (21334110097) and next prime (21334110143).

It is a super-2 number, since 2×21334110120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 21334110093 and 21334110102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2522619 + ... + 2531061.

It is an arithmetic number, because the mean of its divisors is an integer number (722436975).

Almost surely, 2^21334110120 is an apocalyptic number.

21334110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21334110120 is an abundant number, since it is smaller than the sum of its proper divisors (48019839480).

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

21334110120 is a wasteful number, since it uses less digits than its factorization.

21334110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15479 (or 15472 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 21334110120 its reverse (2101143312), we get a palindrome (23435253432).

The spelling of 21334110120 in words is "twenty-one billion, three hundred thirty-four million, one hundred ten thousand, one hundred twenty".