21113300119 has 4 divisors (see below), whose sum is σ = 21116108944. Its totient is φ = 21110491296.

The previous prime is 21113300111. The next prime is 21113300123. The reversal of 21113300119 is 91100331112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21113300119 - 2³ = 21113300111 is a prime.

It is a super-2 number, since 2×21113300119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21113300119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21113300111) 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, 1393107 + ... + 1408180.

It is an arithmetic number, because the mean of its divisors is an integer number (5279027236).

Almost surely, 2^21113300119 is an apocalyptic number.

21113300119 is a deficient number, since it is larger than the sum of its proper divisors (2808825).

21113300119 is an equidigital number, since it uses as much as digits as its factorization.

21113300119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808824.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 21113300119 in words is "twenty-one billion, one hundred thirteen million, three hundred thousand, one hundred nineteen".