21300123103010 has 16 divisors (see below), whose sum is σ = 39231854646336. Its totient is φ = 8321908561008.

The previous prime is 21300123103009. The next prime is 21300123103087. The reversal of 21300123103010 is 1030132100312.

It is a self number, because there is not a number n which added to its sum of digits gives 21300123103010.

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, 24767584574 + ... + 24767585433.

It is an arithmetic number, because the mean of its divisors is an integer number (2451990915396).

Almost surely, 2^{21300123103010} is an apocalyptic number.

21300123103010 is a deficient number, since it is larger than the sum of its proper divisors (17931731543326).

21300123103010 is a wasteful number, since it uses less digits than its factorization.

21300123103010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49535170057.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 21300123103010 its reverse (1030132100312), we get a palindrome (22330255203322).

The spelling of 21300123103010 in words is "twenty-one trillion, three hundred billion, one hundred twenty-three million, one hundred three thousand, ten".