21460300561030 has 32 divisors (see below), whose sum is σ = 38711378893824. Its totient is φ = 8565729945696.

The previous prime is 21460300560991. The next prime is 21460300561039. The reversal of 21460300561030 is 3016500306412.

It is a junction number, because it is equal to n+sod(n) for n = 21460300560983 and 21460300561001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21460300561039) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8340079 + ... + 10605541.

It is an arithmetic number, because the mean of its divisors is an integer number (1209730590432).

Almost surely, 2^{21460300561030} is an apocalyptic number.

21460300561030 is a deficient number, since it is larger than the sum of its proper divisors (17251078332794).

21460300561030 is a wasteful number, since it uses less digits than its factorization.

21460300561030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267500.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 21460300561030 its reverse (3016500306412), we get a palindrome (24476800867442).

The spelling of 21460300561030 in words is "twenty-one trillion, four hundred sixty billion, three hundred million, five hundred sixty-one thousand, thirty".