21413430210 has 16 divisors (see below), whose sum is σ = 51392232576. Its totient is φ = 5710248048.

The previous prime is 21413430193. The next prime is 21413430373. The reversal of 21413430210 is 1203431412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356890474 + ... + 356890533.

It is an arithmetic number, because the mean of its divisors is an integer number (3212014536).

Almost surely, 2^21413430210 is an apocalyptic number.

21413430210 is an abundant number, since it is smaller than the sum of its proper divisors (29978802366).

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

21413430210 is a wasteful number, since it uses less digits than its factorization.

21413430210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713781017.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 21413430210 its reverse (1203431412), we get a palindrome (22616861622).

The spelling of 21413430210 in words is "twenty-one billion, four hundred thirteen million, four hundred thirty thousand, two hundred ten".