21110110119 has 24 divisors (see below), whose sum is σ = 35419728032. Its totient is φ = 11865165120.

The previous prime is 21110110103. The next prime is 21110110139. The reversal of 21110110119 is 91101101112.

It is not a de Polignac number, because 21110110119 - 2⁴ = 21110110103 is a prime.

It is a super-2 number, since 2×21110110119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21110110139) 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 23 ways as a sum of consecutive naturals, for example, 2742724 + ... + 2750409.

Almost surely, 2^21110110119 is an apocalyptic number.

21110110119 is a deficient number, since it is larger than the sum of its proper divisors (14309617913).

21110110119 is a wasteful number, since it uses less digits than its factorization.

21110110119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5493207 (or 5493204 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

The spelling of 21110110119 in words is "twenty-one billion, one hundred ten million, one hundred ten thousand, one hundred nineteen".