21121460422130 has 16 divisors (see below), whose sum is σ = 38018683722240. Its totient is φ = 8448571954992.

The previous prime is 21121460422057. The next prime is 21121460422201. The reversal of 21121460422130 is 3122406412112.

It is a happy number.

It is a super-2 number, since 2×21121460422130² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21121460422093 and 21121460422102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9592841 + ... + 11587299.

It is an arithmetic number, because the mean of its divisors is an integer number (2376167732640).

Almost surely, 2^{21121460422130} is an apocalyptic number.

21121460422130 is a deficient number, since it is larger than the sum of its proper divisors (16897223300110).

21121460422130 is a wasteful number, since it uses less digits than its factorization.

21121460422130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053473.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 21121460422130 its reverse (3122406412112), we get a palindrome (24243866834242).

The spelling of 21121460422130 in words is "twenty-one trillion, one hundred twenty-one billion, four hundred sixty million, four hundred twenty-two thousand, one hundred thirty".