21113000110 has 8 divisors (see below), whose sum is σ = 38003400216. Its totient is φ = 8445200040.

The previous prime is 21113000107. The next prime is 21113000113. The reversal of 21113000110 is 1100031112.

It is an interprime number because it is at equal distance from previous prime (21113000107) and next prime (21113000113).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2111300011 = 21113000110 / (2 + 1 + 1 + 1 + 3 + 0 + 0 + 0 + 1 + 1 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113000113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055649996 + ... + 1055650015.

It is an arithmetic number, because the mean of its divisors is an integer number (4750425027).

Almost surely, 2^21113000110 is an apocalyptic number.

21113000110 is a deficient number, since it is larger than the sum of its proper divisors (16890400106).

21113000110 is a wasteful number, since it uses less digits than its factorization.

21113000110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111300018.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 21113000110 its reverse (1100031112), we get a palindrome (22213031222).

The spelling of 21113000110 in words is "twenty-one billion, one hundred thirteen million, one hundred ten", and thus it is an aban number.