21302000110 has 32 divisors (see below), whose sum is σ = 40622757120. Its totient is φ = 8014904832.

The previous prime is 21302000077. The next prime is 21302000113. The reversal of 21302000110 is 1100020312.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302000113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263412 + ... + 334648.

It is an arithmetic number, because the mean of its divisors is an integer number (1269461160).

Almost surely, 2^21302000110 is an apocalyptic number.

21302000110 is a deficient number, since it is larger than the sum of its proper divisors (19320757010).

21302000110 is a wasteful number, since it uses less digits than its factorization.

21302000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73020.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 21302000110 its reverse (1100020312), we get a palindrome (22402020422).

The spelling of 21302000110 in words is "twenty-one billion, three hundred two million, one hundred ten", and thus it is an aban number.